Merge remote-tracking branch 'origin/dev' into dev

2026-08-31 21:37:21 +02:00
parent 40bd1769ee f1ca725d89
commit 1ae76380a9
20 changed files with 1060 additions and 39 deletions
--- a/backend/db/migrations/0065_document_templates.sql
+++ b/backend/db/migrations/0065_document_templates.sql
@@ -0,0 +1,16 @@
+CREATE TABLE IF NOT EXISTS "documenttemplates" (
+    "id" bigint GENERATED BY DEFAULT AS IDENTITY PRIMARY KEY,
+    "created_at" timestamptz NOT NULL DEFAULT now(),
+    "tenant" bigint NOT NULL REFERENCES "tenants"("id"),
+    "name" text NOT NULL,
+    "document_type" text NOT NULL,
+    "template_data" jsonb NOT NULL DEFAULT '{}'::jsonb,
+    "default" boolean NOT NULL DEFAULT false,
+    "archived" boolean NOT NULL DEFAULT false,
+    "updated_at" timestamptz,
+    "updated_by" uuid REFERENCES "auth_users"("id"),
+    "created_by" uuid REFERENCES "auth_users"("id")
+);
+
+CREATE INDEX IF NOT EXISTS "documenttemplates_tenant_type_idx"
+    ON "documenttemplates" ("tenant", "document_type");
--- a/backend/db/migrations/meta/_journal.json
+++ b/backend/db/migrations/meta/_journal.json
@@ -428,6 +428,20 @@
      "when": 1786287600000,
      "tag": "0063_skr03_output_tax_account",
      "breakpoints": true
+    },
+    {
+      "idx": 61,
+      "version": "7",
+      "when": 1788202715000,
+      "tag": "0064_tenant_import_job_status",
+      "breakpoints": true
+    },
+    {
+      "idx": 62,
+      "version": "7",
+      "when": 1788202715001,
+      "tag": "0065_document_templates",
+      "breakpoints": true
    }
  ]
 }
--- a/backend/db/schema/documenttemplates.ts
+++ b/backend/db/schema/documenttemplates.ts
@@ -0,0 +1,39 @@
+import {
+    pgTable,
+    bigint,
+    text,
+    timestamp,
+    boolean,
+    jsonb,
+    uuid,
+} from "drizzle-orm/pg-core"
+
+import { tenants } from "./tenants"
+import { authUsers } from "./auth_users"
+
+export const documenttemplates = pgTable("documenttemplates", {
+    id: bigint("id", { mode: "number" })
+        .primaryKey()
+        .generatedByDefaultAsIdentity(),
+
+    createdAt: timestamp("created_at", { withTimezone: true })
+        .notNull()
+        .defaultNow(),
+
+    tenant: bigint("tenant", { mode: "number" })
+        .notNull()
+        .references(() => tenants.id),
+
+    name: text("name").notNull(),
+    documentType: text("document_type").notNull(),
+    templateData: jsonb("template_data").notNull().default({}),
+    default: boolean("default").notNull().default(false),
+    archived: boolean("archived").notNull().default(false),
+
+    updatedAt: timestamp("updated_at", { withTimezone: true }),
+    updatedBy: uuid("updated_by").references(() => authUsers.id),
+    createdBy: uuid("created_by").references(() => authUsers.id),
+})
+
+export type DocumentTemplate = typeof documenttemplates.$inferSelect
+export type NewDocumentTemplate = typeof documenttemplates.$inferInsert
--- a/backend/db/schema/index.ts
+++ b/backend/db/schema/index.ts
@@ -22,6 +22,7 @@ export * from "./contracttypes"
 export * from "./costcentres"
 export * from "./countrys"
 export * from "./createddocuments"
+export * from "./documenttemplates"
 export * from "./createdletters"
 export * from "./customers"
 export * from "./customerspaces"
--- a/backend/src/mcp/projectPhases.ts
+++ b/backend/src/mcp/projectPhases.ts
@@ -0,0 +1,88 @@
+export type ProjectPhase = {
+    key?: string
+    label?: string
+    active?: boolean
+    optional?: boolean
+    activated_at?: string
+    activated_by?: string
+    [key: string]: unknown
+}
+
+type PhaseSelector = {
+    phaseKey?: string | null
+    phaseLabel?: string | null
+}
+
+export const activateProjectPhase = (
+    value: unknown,
+    selector: PhaseSelector,
+    userId: string,
+    activatedAt = new Date().toISOString(),
+) => {
+    if (!Array.isArray(value) || value.length === 0) {
+        throw new Error("Das Projekt hat keine Phasen")
+    }
+
+    const phases = value as ProjectPhase[]
+    const phaseKey = String(selector.phaseKey || "").trim()
+    const phaseLabel = String(selector.phaseLabel || "").trim()
+
+    if (Boolean(phaseKey) === Boolean(phaseLabel)) {
+        throw new Error("Genau phaseKey oder phaseLabel ist erforderlich")
+    }
+
+    const matches = phases
+        .map((phase, index) => ({ phase, index }))
+        .filter(({ phase }) => phaseKey ? phase.key === phaseKey : phase.label === phaseLabel)
+
+    if (matches.length === 0) throw new Error("Projektphase nicht gefunden")
+    if (matches.length > 1) throw new Error("Projektphase ist nicht eindeutig; bitte phaseKey verwenden")
+
+    const { phase: target, index: targetIndex } = matches[0]
+    const activeIndex = phases.findIndex((phase) => phase.active === true)
+    const active = activeIndex >= 0 ? phases[activeIndex] : null
+
+    if (target.active) throw new Error(`Projektphase „${target.label || target.key}“ ist bereits aktiv`)
+    if (target.activated_at) throw new Error(`Projektphase „${target.label || target.key}“ wurde bereits aktiviert`)
+
+    const completesProject = target.label === "Abgeschlossen"
+    if (!completesProject && activeIndex >= 0) {
+        if (targetIndex <= activeIndex) {
+            throw new Error("Eine bereits durchlaufene Projektphase kann nicht erneut aktiviert werden")
+        }
+
+        const requiredSkippedPhase = phases
+            .slice(activeIndex + 1, targetIndex)
+            .find((candidate) => !candidate.optional)
+
+        if (requiredSkippedPhase) {
+            throw new Error(`Die Phase „${requiredSkippedPhase.label || requiredSkippedPhase.key}“ muss zuerst aktiviert werden`)
+        }
+    } else if (!completesProject && activeIndex < 0 && targetIndex !== 0) {
+        throw new Error(`Die Phase „${phases[0].label || phases[0].key}“ muss zuerst aktiviert werden`)
+    }
+
+    const nextPhases = phases.map((phase, index) => {
+        if (index === targetIndex) {
+            return {
+                ...phase,
+                active: true,
+                activated_at: activatedAt,
+                activated_by: userId,
+            }
+        }
+        if (phase.active) {
+            return {
+                ...phase,
+                active: false,
+            }
+        }
+        return { ...phase }
+    })
+
+    return {
+        phases: nextPhases,
+        activePhase: String(target.label || "").trim() || null,
+        previousPhase: active ? String(active.label || "").trim() || null : null,
+    }
+}
--- a/backend/src/mcp/statementAllocations.ts
+++ b/backend/src/mcp/statementAllocations.ts
@@ -0,0 +1,141 @@
+const hasValue = (value: unknown) => value !== null && value !== undefined && value !== ""
+
+const stringArg = (args: Record<string, unknown>, key: string) => {
+    const value = args[key]
+    return typeof value === "string" && value.trim() ? value.trim() : null
+}
+
+const statementAllocationTargetFields = [
+    "createddocument",
+    "incominginvoice",
+    "account",
+    "ownaccount",
+    "customer",
+    "vendor",
+] as const
+
+const manualDebitFields = ["account", "customer", "vendor", "ownaccount"] as const
+const manualCreditFields = ["contraAccount", "contraCustomer", "contraVendor", "contraOwnaccount"] as const
+const bookingModes = new Set(["expense", "depreciation_single", "depreciation_bundle"])
+const depreciationMethods = new Set(["linear", "degressive"])
+
+const requiredNumber = (args: Record<string, unknown>, key: string) => {
+    const value = Number(args[key])
+    if (!hasValue(args[key]) || !Number.isFinite(value)) throw new Error(`${key} muss eine gültige Zahl sein`)
+    return value
+}
+
+const optionalNumericId = (args: Record<string, unknown>, key: string) => {
+    if (!hasValue(args[key])) return undefined
+    const value = Number(args[key])
+    if (!Number.isInteger(value) || value <= 0) throw new Error(`${key} muss eine gültige ID sein`)
+    return value
+}
+
+export const statementAllocationUuidArg = (args: Record<string, unknown>, key: string) => {
+    if (!hasValue(args[key])) return undefined
+    const value = String(args[key]).trim()
+    if (!/^[0-9a-f]{8}-[0-9a-f]{4}-[1-8][0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i.test(value)) {
+        throw new Error(`${key} muss eine gültige UUID sein`)
+    }
+    return value
+}
+
+const validDate = (value: string | null) =>
+    Boolean(value && /^\d{4}-\d{2}-\d{2}$/.test(value) && !Number.isNaN(Date.parse(`${value}T00:00:00Z`)))
+
+export const prepareStatementAllocationInput = (args: Record<string, unknown>) => {
+    const payload: Record<string, any> = {}
+    const amount = requiredNumber(args, "amount")
+    const bankstatement = optionalNumericId(args, "bankstatement")
+    const bookingMode = stringArg(args, "bookingMode") || "expense"
+
+    if (!bookingModes.has(bookingMode)) throw new Error(`Ungültige Aufwandsart: ${bookingMode}`)
+
+    payload.amount = amount
+    if (args.description !== undefined) payload.description = stringArg(args, "description")
+    payload.bookingMode = bookingMode
+    if (args.datevTaxKey !== undefined) payload.datevTaxKey = stringArg(args, "datevTaxKey")
+
+    for (const field of ["createddocument", "incominginvoice", "account", "customer", "vendor"] as const) {
+        const value = optionalNumericId(args, field)
+        if (value !== undefined) payload[field] = value
+    }
+    for (const field of ["ownaccount", "contraOwnaccount"] as const) {
+        const value = statementAllocationUuidArg(args, field)
+        if (value !== undefined) payload[field] = value
+    }
+    for (const field of ["contraAccount", "contraCustomer", "contraVendor"] as const) {
+        const value = optionalNumericId(args, field)
+        if (value !== undefined) payload[field] = value
+    }
+
+    if (bankstatement !== undefined) {
+        const selectedTargets = statementAllocationTargetFields.filter((field) => hasValue(payload[field]))
+        if (selectedTargets.length !== 1) {
+            throw new Error("Für eine Bankzuweisung muss genau ein Ziel ausgewählt werden")
+        }
+        if (amount === 0) throw new Error("Der Zuweisungsbetrag darf nicht 0 sein")
+        if (manualCreditFields.some((field) => hasValue(payload[field]))) {
+            throw new Error("Haben-Konten sind nur bei manuellen Buchungen zulässig")
+        }
+
+        payload.bankstatement = bankstatement
+    } else {
+        const manualBookingDate = stringArg(args, "manualBookingDate")
+        if (!validDate(manualBookingDate)) {
+            throw new Error("Für manuelle Buchungen ist ein gültiges Buchungsdatum erforderlich")
+        }
+        if (amount <= 0) throw new Error("Für manuelle Buchungen muss der Betrag größer als 0 sein")
+
+        const manualInvoiceSide = stringArg(args, "manualInvoiceSide")
+        const hasInvoice = hasValue(payload.incominginvoice)
+        if (hasInvoice && manualInvoiceSide !== "debit" && manualInvoiceSide !== "credit") {
+            throw new Error("Für zugewiesene Eingangsbelege muss Soll oder Haben ausgewählt sein")
+        }
+        if (!hasInvoice && manualInvoiceSide) {
+            throw new Error("manualInvoiceSide ist nur zusammen mit incominginvoice zulässig")
+        }
+
+        const debitCount = manualDebitFields.filter((field) => hasValue(payload[field])).length
+            + (hasInvoice && manualInvoiceSide === "debit" ? 1 : 0)
+        const creditCount = manualCreditFields.filter((field) => hasValue(payload[field])).length
+            + (hasInvoice && manualInvoiceSide === "credit" ? 1 : 0)
+        if (debitCount !== 1 || creditCount !== 1) {
+            throw new Error("Für manuelle Buchungen muss genau ein Soll- und ein Haben-Konto ausgewählt werden")
+        }
+
+        payload.bankstatement = null
+        payload.manualBookingDate = manualBookingDate
+        if (hasInvoice) payload.manualInvoiceSide = manualInvoiceSide
+    }
+
+    if (bookingMode === "expense") return payload
+
+    const depreciationMonths = requiredNumber(args, "depreciationMonths")
+    const depreciationStartDate = stringArg(args, "depreciationStartDate")
+    const depreciationMethod = stringArg(args, "depreciationMethod") || "linear"
+    const residualValue = args.residualValue === undefined ? 0 : requiredNumber(args, "residualValue")
+
+    if (!Number.isInteger(depreciationMonths) || depreciationMonths <= 0) {
+        throw new Error("Die Abschreibungsdauer muss eine positive Anzahl Monate sein")
+    }
+    if (!validDate(depreciationStartDate)) throw new Error("Ein gültiger Abschreibungsbeginn ist erforderlich")
+    if (!depreciationMethods.has(depreciationMethod)) {
+        throw new Error(`Ungültige Abschreibungsmethode: ${depreciationMethod}`)
+    }
+    if (residualValue < 0) throw new Error("Der Restwert darf nicht negativ sein")
+
+    payload.depreciationMonths = depreciationMonths
+    payload.depreciationStartDate = depreciationStartDate
+    payload.depreciationMethod = depreciationMethod
+    if (args.depreciationLabel !== undefined) payload.depreciationLabel = stringArg(args, "depreciationLabel")
+    payload.depreciationGroup = bookingMode === "depreciation_bundle" ? stringArg(args, "depreciationGroup") : null
+    payload.residualValue = residualValue
+
+    if (bookingMode === "depreciation_bundle" && !payload.depreciationGroup) {
+        throw new Error("Für eine Sammelabschreibung ist eine Abschreibungsgruppe erforderlich")
+    }
+
+    return payload
+}
--- a/backend/src/mcp/tools/accounting.ts
+++ b/backend/src/mcp/tools/accounting.ts
@@ -4,16 +4,26 @@ import {
    accounts,
    bankstatements,
    createddocuments,
+    customers,
    filetags,
    files,
    folders,
    incominginvoices,
+    ownaccounts,
    statementallocations,
+    vendors,
 } from "../../../db/schema"
 import { useNextNumberRangeNumber } from "../../utils/functions"
 import { saveFile } from "../../utils/files"
+import { insertHistoryItem } from "../../utils/history"
+import {
+    prepareStatementAllocationInput,
+    statementAllocationUuidArg,
+} from "../statementAllocations"
 import { McpTool } from "../types"

+export { prepareStatementAllocationInput } from "../statementAllocations"
+
 const limitFromArgs = (args: Record<string, unknown>, fallback = 25) => {
    const raw = Number(args.limit ?? fallback)
    if (!Number.isFinite(raw)) return fallback
@@ -357,6 +367,43 @@ const validateIncomingInvoiceData = (invoice: Record<string, any>) => {
    }
 }

+const assertTenantEntityExists = async (
+    context: any,
+    table: any,
+    idColumn: any,
+    tenantColumn: any | null,
+    id: unknown,
+    label: string,
+) => {
+    if (!hasValue(id)) return
+
+    const [row] = await context.server.db
+        .select({ id: idColumn })
+        .from(table)
+        .where(tenantColumn
+            ? and(eq(idColumn, id as any), eq(tenantColumn, context.tenantId))
+            : eq(idColumn, id as any))
+        .limit(1)
+
+    if (!row) throw new Error(`${label} nicht gefunden`)
+}
+
+const assertStatementAllocationReferences = async (context: any, payload: Record<string, any>) => {
+    await Promise.all([
+        assertTenantEntityExists(context, bankstatements, bankstatements.id, bankstatements.tenant, payload.bankstatement, "Bankumsatz"),
+        assertTenantEntityExists(context, createddocuments, createddocuments.id, createddocuments.tenant, payload.createddocument, "Ausgangsbeleg"),
+        assertTenantEntityExists(context, incominginvoices, incominginvoices.id, incominginvoices.tenant, payload.incominginvoice, "Eingangsbeleg"),
+        assertTenantEntityExists(context, accounts, accounts.id, null, payload.account, "Sachkonto"),
+        assertTenantEntityExists(context, accounts, accounts.id, null, payload.contraAccount, "Haben-Sachkonto"),
+        assertTenantEntityExists(context, ownaccounts, ownaccounts.id, ownaccounts.tenant, payload.ownaccount, "Zusätzliches Konto"),
+        assertTenantEntityExists(context, ownaccounts, ownaccounts.id, ownaccounts.tenant, payload.contraOwnaccount, "Zusätzliches Haben-Konto"),
+        assertTenantEntityExists(context, customers, customers.id, customers.tenant, payload.customer, "Debitor"),
+        assertTenantEntityExists(context, customers, customers.id, customers.tenant, payload.contraCustomer, "Haben-Debitor"),
+        assertTenantEntityExists(context, vendors, vendors.id, vendors.tenant, payload.vendor, "Kreditor"),
+        assertTenantEntityExists(context, vendors, vendors.id, vendors.tenant, payload.contraVendor, "Haben-Kreditor"),
+    ])
+}
+
 export const accountingTools: McpTool[] = [
    {
        name: "accounting.outgoing_documents.tax_types.list",
@@ -1175,4 +1222,113 @@ export const accountingTools: McpTool[] = [
            return { rows }
        },
    },
+    {
+        name: "accounting.statement_allocations.create",
+        title: "Bankzuweisung erstellen",
+        description: "Erstellt eine Bankzuweisung oder manuelle Soll/Haben-Buchung. Unterstützt Ausgangs- und Eingangsbelege, Sachkonten, zusätzliche Konten, Debitoren, Kreditoren, Teilbeträge, DATEV-Steuerschlüssel und Abschreibungen.",
+        requiredPermissions: ["accounting.statement_allocations.write"],
+        inputSchema: {
+            type: "object",
+            required: ["amount"],
+            properties: {
+                bankstatement: { type: "number", description: "Bankumsatz-ID. Weglassen für eine manuelle Soll/Haben-Buchung." },
+                amount: { type: "number", description: "Zuweisungsbetrag mit Vorzeichen des Bankumsatzes; bei manuellen Buchungen positiv." },
+                createddocument: { type: "number", description: "Ausgangsbeleg-ID." },
+                incominginvoice: { type: "number", description: "Eingangsbeleg-ID." },
+                account: { type: "number", description: "Sachkonto-ID beziehungsweise Soll-Sachkonto." },
+                ownaccount: { type: "string", description: "UUID eines zusätzlichen Kontos beziehungsweise Soll-Kontos." },
+                customer: { type: "number", description: "Debitor-ID beziehungsweise Soll-Debitor." },
+                vendor: { type: "number", description: "Kreditor-ID beziehungsweise Soll-Kreditor." },
+                contraAccount: { type: "number", description: "Haben-Sachkonto für manuelle Buchungen." },
+                contraOwnaccount: { type: "string", description: "UUID eines zusätzlichen Haben-Kontos." },
+                contraCustomer: { type: "number", description: "Haben-Debitor für manuelle Buchungen." },
+                contraVendor: { type: "number", description: "Haben-Kreditor für manuelle Buchungen." },
+                manualBookingDate: { type: "string", format: "date", description: "Buchungsdatum einer manuellen Buchung." },
+                manualInvoiceSide: { type: "string", enum: ["debit", "credit"], description: "Soll/Haben-Seite eines Eingangsbelegs in einer manuellen Buchung." },
+                description: { type: "string" },
+                datevTaxKey: { type: "string", description: "Optionaler DATEV-Steuerschlüssel, z. B. 9, 8, 19 oder 18." },
+                bookingMode: { type: "string", enum: ["expense", "depreciation_single", "depreciation_bundle"], default: "expense" },
+                depreciationMonths: { type: "number", minimum: 1 },
+                depreciationStartDate: { type: "string", format: "date" },
+                depreciationMethod: { type: "string", enum: ["linear", "degressive"], default: "linear" },
+                depreciationLabel: { type: "string" },
+                depreciationGroup: { type: "string" },
+                residualValue: { type: "number", minimum: 0, default: 0 },
+            },
+        },
+        async handler(context, args) {
+            const payload = prepareStatementAllocationInput(args)
+            await assertStatementAllocationReferences(context, payload)
+
+            const [created] = await context.server.db
+                .insert(statementallocations)
+                .values({
+                    ...payload,
+                    tenant: context.tenantId,
+                    updated_at: new Date(),
+                    updated_by: context.userId,
+                })
+                .returning()
+
+            if (created?.bankstatement) {
+                await insertHistoryItem(context.server, {
+                    entity: "bankstatements",
+                    entityId: Number(created.bankstatement),
+                    action: "created",
+                    created_by: context.userId,
+                    tenant_id: context.tenantId,
+                    oldVal: null,
+                    newVal: created,
+                    text: "Buchung über MCP erstellt",
+                })
+            }
+
+            return { allocation: created }
+        },
+    },
+    {
+        name: "accounting.statement_allocations.delete",
+        title: "Bankzuweisung löschen",
+        description: "Löscht eine Bankzuweisung oder manuelle Soll/Haben-Buchung im aktiven Mandanten.",
+        requiredPermissions: ["accounting.statement_allocations.write"],
+        inputSchema: {
+            type: "object",
+            required: ["id"],
+            properties: {
+                id: { type: "string", description: "UUID der Bankzuweisung." },
+            },
+        },
+        async handler(context, args) {
+            const id = statementAllocationUuidArg(args, "id")
+            if (!id) throw new Error("id ist erforderlich")
+
+            const [existing] = await context.server.db
+                .select()
+                .from(statementallocations)
+                .where(and(eq(statementallocations.id, id), eq(statementallocations.tenant, context.tenantId)))
+                .limit(1)
+
+            if (!existing) throw new Error("Bankzuweisung nicht gefunden")
+
+            const [deleted] = await context.server.db
+                .delete(statementallocations)
+                .where(and(eq(statementallocations.id, id), eq(statementallocations.tenant, context.tenantId)))
+                .returning()
+
+            if (existing.bankstatement) {
+                await insertHistoryItem(context.server, {
+                    entity: "bankstatements",
+                    entityId: Number(existing.bankstatement),
+                    action: "deleted",
+                    created_by: context.userId,
+                    tenant_id: context.tenantId,
+                    oldVal: existing,
+                    newVal: null,
+                    text: "Buchung über MCP gelöscht",
+                })
+            }
+
+            return { deleted: true, allocation: deleted }
+        },
+    },
 ]
--- a/backend/src/mcp/tools/organisation.ts
+++ b/backend/src/mcp/tools/organisation.ts
@@ -1,5 +1,7 @@
 import { and, desc, eq, ilike, or } from "drizzle-orm"
 import { customers, events, plants, projects, tasks } from "../../../db/schema"
+import { insertHistoryItem } from "../../utils/history"
+import { activateProjectPhase } from "../projectPhases"
 import { McpTool } from "../types"

 const limitFromArgs = (args: Record<string, unknown>, fallback = 25) => {
@@ -136,6 +138,77 @@ export const organisationTools: McpTool[] = [
            return { project: rows[0] }
        },
    },
+    {
+        name: "organisation.projects.phase.update",
+        title: "Projektphase aktualisieren",
+        description: "Aktiviert eine Projektphase anhand ihres Schlüssels oder ihrer eindeutigen Bezeichnung. Pflichtphasen können nicht übersprungen werden; optionale Phasen und der direkte Abschluss entsprechen dem Verhalten der Oberfläche.",
+        requiredPermissions: ["organisation.projects.write"],
+        inputSchema: {
+            type: "object",
+            required: ["id"],
+            oneOf: [
+                { required: ["phaseKey"] },
+                { required: ["phaseLabel"] },
+            ],
+            properties: {
+                id: { type: "number", description: "Projekt-ID." },
+                phaseKey: { type: "string", description: "Technischer Schlüssel der zu aktivierenden Phase; alternativ zu phaseLabel." },
+                phaseLabel: { type: "string", description: "Eindeutige Bezeichnung der zu aktivierenden Phase, falls kein phaseKey bekannt ist." },
+            },
+        },
+        async handler(context, args) {
+            const id = numberArg(args, "id")
+            if (!id) throw new Error("id ist erforderlich")
+
+            const [existing] = await context.server.db
+                .select()
+                .from(projects)
+                .where(and(eq(projects.id, id), eq(projects.tenant, context.tenantId)))
+                .limit(1)
+
+            if (!existing) throw new Error("Projekt nicht gefunden")
+            if (existing.archived) throw new Error("Die Phase eines archivierten Projekts kann nicht geändert werden")
+
+            const transition = activateProjectPhase(existing.phases, {
+                phaseKey: stringArg(args, "phaseKey"),
+                phaseLabel: stringArg(args, "phaseLabel"),
+            }, context.userId)
+
+            const [updated] = await context.server.db
+                .update(projects)
+                .set({
+                    phases: transition.phases,
+                    active_phase: transition.activePhase,
+                    updatedAt: new Date(),
+                    updatedBy: context.userId,
+                })
+                .where(and(eq(projects.id, id), eq(projects.tenant, context.tenantId)))
+                .returning()
+
+            if (!updated) throw new Error("Projekt nicht gefunden")
+
+            await insertHistoryItem(context.server, {
+                tenant_id: context.tenantId,
+                created_by: context.userId,
+                entity: "projects",
+                entityId: id,
+                action: "updated",
+                oldVal: existing,
+                newVal: updated,
+                text: transition.previousPhase
+                    ? `Projektphase von „${transition.previousPhase}“ auf „${transition.activePhase}“ geändert`
+                    : `Projektphase „${transition.activePhase}“ aktiviert`,
+            })
+
+            return {
+                project: updated,
+                phaseTransition: {
+                    previousPhase: transition.previousPhase,
+                    activePhase: transition.activePhase,
+                },
+            }
+        },
+    },
    {
        name: "organisation.plants.list",
        title: "Anlagen auflisten",
--- a/backend/src/modules/bootstrap.service.ts
+++ b/backend/src/modules/bootstrap.service.ts
@@ -42,8 +42,10 @@ const adminPermissions = [
    "accounting.incoming_invoices.write",
    "accounting.bank.read",
    "accounting.statement_allocations.read",
+    "accounting.statement_allocations.write",
    "organisation.customers.read",
    "organisation.projects.read",
+    "organisation.projects.write",
    "organisation.plants.read",
    "organisation.events.read",
    "organisation.tasks.read",
--- a/backend/src/utils/resource.config.ts
+++ b/backend/src/utils/resource.config.ts
@@ -12,6 +12,7 @@ import {
    contracttypes,
    costcentres,
    createddocuments,
+    documenttemplates,
    customerinventoryitems,
    customerspaces,
    customers,
@@ -237,6 +238,9 @@ export const resourceConfig = {
    texttemplates: {
        table: texttemplates
    },
+    documenttemplates: {
+        table: documenttemplates,
+    },
    incominginvoices: {
        table: incominginvoices,
        mtmLoad: ["statementallocations","files"],
--- a/backend/tests/mcpProjectPhases.test.ts
+++ b/backend/tests/mcpProjectPhases.test.ts
@@ -0,0 +1,75 @@
+import assert from "node:assert/strict"
+import test from "node:test"
+import { organisationTools } from "../src/mcp/tools/organisation"
+import { activateProjectPhase } from "../src/mcp/projectPhases"
+
+const phases = [
+    { key: "start", label: "Erstkontakt", active: true, optional: false },
+    { key: "planning", label: "Planung", optional: false },
+    { key: "review", label: "Prüfung", optional: true },
+    { key: "execution", label: "Umsetzung", optional: false },
+    { key: "done", label: "Abgeschlossen", optional: false },
+]
+
+test("registers a write-protected project phase update tool", () => {
+    const tool = organisationTools.find((candidate) => candidate.name === "organisation.projects.phase.update")
+
+    assert.deepEqual(tool?.requiredPermissions, ["organisation.projects.write"])
+    assert.deepEqual((tool?.inputSchema as any).required, ["id"])
+})
+
+test("activates the next project phase by key and records actor and timestamp", () => {
+    const result = activateProjectPhase(phases, { phaseKey: "planning" }, "user-1", "2026-08-31T12:00:00.000Z")
+
+    assert.equal(result.activePhase, "Planung")
+    assert.equal(result.previousPhase, "Erstkontakt")
+    assert.equal(result.phases[0].active, false)
+    assert.deepEqual(result.phases[1], {
+        key: "planning",
+        label: "Planung",
+        optional: false,
+        active: true,
+        activated_at: "2026-08-31T12:00:00.000Z",
+        activated_by: "user-1",
+    })
+})
+
+test("allows skipping optional phases and selecting a unique phase label", () => {
+    const planningActive = phases.map((phase) => ({ ...phase, active: phase.key === "planning" }))
+    const result = activateProjectPhase(planningActive, { phaseLabel: "Umsetzung" }, "user-1", "2026-08-31T12:00:00.000Z")
+
+    assert.equal(result.activePhase, "Umsetzung")
+})
+
+test("rejects skipping required phases", () => {
+    assert.throws(
+        () => activateProjectPhase(phases, { phaseKey: "execution" }, "user-1", "2026-08-31T12:00:00.000Z"),
+        /Planung.*zuerst aktiviert/,
+    )
+})
+
+test("allows completing a project directly like the UI", () => {
+    const result = activateProjectPhase(phases, { phaseKey: "done" }, "user-1", "2026-08-31T12:00:00.000Z")
+
+    assert.equal(result.activePhase, "Abgeschlossen")
+})
+
+test("rejects unknown, ambiguous and already activated phases", () => {
+    assert.throws(
+        () => activateProjectPhase(phases, { phaseKey: "missing" }, "user-1", "2026-08-31T12:00:00.000Z"),
+        /nicht gefunden/,
+    )
+
+    assert.throws(
+        () => activateProjectPhase([
+            ...phases,
+            { key: "planning-2", label: "Planung", optional: true },
+        ], { phaseLabel: "Planung" }, "user-1", "2026-08-31T12:00:00.000Z"),
+        /nicht eindeutig/,
+    )
+
+    assert.throws(
+        () => activateProjectPhase(phases, { phaseKey: "start" }, "user-1", "2026-08-31T12:00:00.000Z"),
+        /bereits aktiv/,
+    )
+})
--- a/backend/tests/mcpStatementAllocations.test.ts
+++ b/backend/tests/mcpStatementAllocations.test.ts
@@ -0,0 +1,114 @@
+import assert from "node:assert/strict"
+import test from "node:test"
+import {
+    accountingTools,
+    prepareStatementAllocationInput,
+} from "../src/mcp/tools/accounting"
+
+const createTool = () => accountingTools.find((tool) => tool.name === "accounting.statement_allocations.create")
+const deleteTool = () => accountingTools.find((tool) => tool.name === "accounting.statement_allocations.delete")
+
+test("registers write tools for creating and deleting statement allocations", () => {
+    assert.deepEqual(createTool()?.requiredPermissions, ["accounting.statement_allocations.write"])
+    assert.deepEqual(deleteTool()?.requiredPermissions, ["accounting.statement_allocations.write"])
+})
+
+test("prepares a direct bank allocation to every target type exposed by the UI", () => {
+    const base = {
+        bankstatement: 42,
+        amount: -125.5,
+        description: "Teilzahlung",
+    }
+
+    const targets = [
+        ["createddocument", 11],
+        ["incominginvoice", 12],
+        ["account", 13],
+        ["ownaccount", "57d31d62-11a2-47c5-b074-69f9c5ab8bba"],
+        ["customer", 14],
+        ["vendor", 15],
+    ] as const
+
+    for (const [field, value] of targets) {
+        assert.deepEqual(prepareStatementAllocationInput({ ...base, [field]: value }), {
+            bankstatement: 42,
+            amount: -125.5,
+            description: "Teilzahlung",
+            bookingMode: "expense",
+            [field]: value,
+        })
+    }
+})
+
+test("prepares depreciation metadata for direct account allocations", () => {
+    assert.deepEqual(prepareStatementAllocationInput({
+        bankstatement: 42,
+        amount: -1200,
+        account: 13,
+        bookingMode: "depreciation_bundle",
+        depreciationMonths: 60,
+        depreciationStartDate: "2026-08-01",
+        depreciationMethod: "degressive",
+        depreciationLabel: "Werkzeug",
+        depreciationGroup: "BGA 2026",
+        residualValue: 100,
+    }), {
+        bankstatement: 42,
+        amount: -1200,
+        account: 13,
+        bookingMode: "depreciation_bundle",
+        depreciationMonths: 60,
+        depreciationStartDate: "2026-08-01",
+        depreciationMethod: "degressive",
+        depreciationLabel: "Werkzeug",
+        depreciationGroup: "BGA 2026",
+        residualValue: 100,
+    })
+})
+
+test("prepares manual Soll/Haben bookings including incoming invoices", () => {
+    assert.deepEqual(prepareStatementAllocationInput({
+        manualBookingDate: "2026-08-31",
+        amount: 99.95,
+        incominginvoice: 7,
+        manualInvoiceSide: "debit",
+        contraOwnaccount: "57d31d62-11a2-47c5-b074-69f9c5ab8bba",
+        datevTaxKey: "9",
+        description: "Manuelle Buchung",
+    }), {
+        bankstatement: null,
+        manualBookingDate: "2026-08-31",
+        amount: 99.95,
+        incominginvoice: 7,
+        manualInvoiceSide: "debit",
+        contraOwnaccount: "57d31d62-11a2-47c5-b074-69f9c5ab8bba",
+        datevTaxKey: "9",
+        description: "Manuelle Buchung",
+        bookingMode: "expense",
+    })
+})
+
+test("rejects ambiguous bank targets and invalid manual booking sides", () => {
+    assert.throws(
+        () => prepareStatementAllocationInput({ bankstatement: 42, amount: 10, account: 1, vendor: 2 }),
+        /genau ein Ziel/,
+    )
+    assert.throws(
+        () => prepareStatementAllocationInput({ manualBookingDate: "2026-08-31", amount: 10, account: 1 }),
+        /Soll- und ein Haben-Konto/,
+    )
+})
+
+test("rejects incomplete depreciation settings", () => {
+    assert.throws(
+        () => prepareStatementAllocationInput({
+            bankstatement: 42,
+            amount: -1200,
+            account: 13,
+            bookingMode: "depreciation_bundle",
+            depreciationMonths: 0,
+            depreciationStartDate: "2026-08-01",
+        }),
+        /Abschreibungsdauer/,
+    )
+})
--- a/frontend/components/EntityShowSubCreatedDocuments.vue
+++ b/frontend/components/EntityShowSubCreatedDocuments.vue
@@ -2,6 +2,8 @@

 import dayjs from "dayjs";
 import {useSum} from "~/composables/useSum.js";
+import CreateDocumentModal from "~/components/createDocumentModal.vue";
+import CreateDocumentFromTemplateModal from "~/components/createDocumentFromTemplateModal.vue";
 defineShortcuts({
  /*'/': () => {
    //console.log(searchinput)
@@ -56,6 +58,7 @@ const dataStore = useDataStore()
 const tempStore = useTempStore()

 const router = useRouter()
+const modal = useModal()
 const deliveryNoteLikeDocumentTypes = ['deliveryNotes', 'packingSlips']

 const createddocuments = ref([])
@@ -154,34 +157,17 @@ const selectItem = (item) => {
        Lieferscheine/Packscheine abrechnen
      </UButton>
      <UButton
-          @click="router.push(`/createDocument/edit/?${getAvailableQueryStringData({type: 'quotes'})}`)"
+          icon="i-heroicons-plus"
+          @click="modal.open(CreateDocumentModal, { queryStringData: props.queryStringData })"
      >
-        + Angebot
+        Dokument
      </UButton>
      <UButton
-          @click="router.push(`/createDocument/edit/?${getAvailableQueryStringData({type: 'costEstimates'})}`)"
+          icon="i-heroicons-document-duplicate"
+          variant="outline"
+          @click="modal.open(CreateDocumentFromTemplateModal, { queryStringData: props.queryStringData })"
      >
-        + Kostenschätzung
-      </UButton>
-      <UButton
-          @click="router.push(`/createDocument/edit/?${getAvailableQueryStringData({type: 'confirmationOrders'})}`)"
-      >
-        + Auftragsbestätigung
-      </UButton>
-      <UButton
-          @click="router.push(`/createDocument/edit/?${getAvailableQueryStringData({type: 'deliveryNotes'})}`)"
-      >
-        + Lieferschein
-      </UButton>
-      <UButton
-          @click="router.push(`/createDocument/edit/?${getAvailableQueryStringData({type: 'packingSlips'})}`)"
-      >
-        + Packschein
-      </UButton>
-      <UButton
-          @click="router.push(`/createDocument/edit/?${getAvailableQueryStringData({type: 'advanceInvoices'})}`)"
-      >
-        + Abschlagsrechnung
+        Dokument aus Vorlage
      </UButton>
      <UButton
          @click="showFinalInvoiceConfig = true"
@@ -238,12 +224,6 @@ const selectItem = (item) => {
          </UCard>
        </template>
      </UModal>
-      <UButton
-          @click="router.push(`/createDocument/edit/?${getAvailableQueryStringData({type: 'invoices'})}`)"
-      >
-        + Rechnung
-      </UButton>
-
      <template #right>
        <USelectMenu
            v-model="selectedColumns"
--- a/frontend/components/MainNav.vue
+++ b/frontend/components/MainNav.vue
@@ -331,6 +331,11 @@ const links = computed(() => {
      to: "/settings/texttemplates",
      icon: "i-heroicons-clipboard-document-list",
    } : null,
+    featureEnabled("settingsDocumenttemplates") ? {
+      label: "Dokumentenvorlagen",
+      to: "/settings/documenttemplates",
+      icon: "i-heroicons-document-duplicate",
+    } : null,
    featureEnabled("settingsLetterheads") ? {
      label: "Briefpapiere",
      to: "/settings/letterheads",
--- a/frontend/components/createDocumentFromTemplateModal.vue
+++ b/frontend/components/createDocumentFromTemplateModal.vue
@@ -0,0 +1,94 @@
+<script setup>
+const dataStore = useDataStore()
+const modal = useModal()
+const router = useRouter()
+const templates = ref([])
+const selectedType = ref(null)
+const loading = ref(true)
+const props = defineProps({
+  queryStringData: { type: String, default: "" },
+})
+
+const documentTypes = computed(() => Object.entries(dataStore.documentTypesForCreation || {})
+    .filter(([key]) => key !== 'serialInvoices')
+    .map(([key, value]) => ({ key, ...value })))
+const visibleTemplates = computed(() => templates.value.filter(template => {
+  return !selectedType.value || template.documentType === selectedType.value
+}))
+
+const loadTemplates = async () => {
+  try {
+    templates.value = await useEntities('documenttemplates').select('*')
+  } finally {
+    loading.value = false
+  }
+}
+
+const selectTemplate = (template) => {
+  const query = new URLSearchParams(props.queryStringData)
+  query.set('templateId', template.id)
+  query.set('type', template.documentType)
+  router.push(`/createDocument/edit?${query.toString()}`)
+  modal.close()
+}
+
+loadTemplates()
+</script>
+
+<template>
+  <UModal :ui="{ content: 'sm:max-w-3xl' }">
+    <template #content>
+      <UCard>
+        <template #header>
+          <div class="flex items-center justify-between">
+            <div>
+              <h2 class="text-lg font-semibold">Dokument aus Vorlage erstellen</h2>
+              <p class="mt-1 text-sm text-muted">Zuerst Dokumenttyp, anschließend die passende Vorlage auswählen.</p>
+            </div>
+            <UButton icon="i-heroicons-x-mark" color="gray" variant="ghost" @click="modal.close()" />
+          </div>
+        </template>
+
+        <UFormField label="Dokumenttyp" required>
+          <USelectMenu
+              v-model="selectedType"
+              :items="documentTypes"
+              value-key="key"
+              label-key="labelSingle"
+              class="w-full"
+              placeholder="Dokumenttyp auswählen"
+          />
+        </UFormField>
+
+        <div class="mt-5 space-y-2">
+          <p class="text-sm font-medium text-highlighted">Vorlagen</p>
+          <div v-if="loading" class="py-6 text-center text-sm text-muted">Vorlagen werden geladen …</div>
+          <div v-else-if="visibleTemplates.length === 0" class="rounded-lg border border-dashed border-default p-6 text-center text-sm text-muted">
+            Keine Vorlagen für diesen Dokumenttyp vorhanden.
+          </div>
+          <div v-else class="space-y-2">
+            <button
+                v-for="template in visibleTemplates"
+                :key="template.id"
+                type="button"
+                class="flex w-full items-center justify-between rounded-lg border border-default p-3 text-left transition hover:border-primary hover:bg-primary/5"
+                @click="selectTemplate(template)"
+            >
+              <span>
+                <span class="block font-medium text-highlighted">{{ template.name }}</span>
+                <span class="text-xs text-muted">{{ dataStore.documentTypesForCreation[template.documentType]?.labelSingle }}</span>
+              </span>
+              <UBadge v-if="template.default" color="primary" variant="soft">Standard</UBadge>
+            </button>
+          </div>
+        </div>
+
+        <template #footer>
+          <div class="flex justify-end">
+            <UButton color="neutral" variant="ghost" @click="modal.close()">Abbrechen</UButton>
+          </div>
+        </template>
+      </UCard>
+    </template>
+  </UModal>
+</template>
--- a/frontend/components/createDocumentModal.vue
+++ b/frontend/components/createDocumentModal.vue
@@ -0,0 +1,62 @@
+<script setup>
+const dataStore = useDataStore()
+const modal = useModal()
+const router = useRouter()
+const props = defineProps({
+  queryStringData: { type: String, default: "" },
+  projectId: { type: [String, Number], default: null },
+  customerId: { type: [String, Number], default: null },
+})
+
+const documentTypes = computed(() => Object.entries(dataStore.documentTypesForCreation || {})
+    .filter(([key]) => key !== 'serialInvoices')
+    .map(([key, value]) => ({ key, ...value })))
+
+const createDocument = (type) => {
+  const query = new URLSearchParams(props.queryStringData)
+  query.set('type', type)
+  if (props.projectId) query.set('project', props.projectId)
+  if (props.customerId) query.set('customer', props.customerId)
+  router.push(`/createDocument/edit?${query.toString()}`)
+  modal.close()
+}
+</script>
+
+<template>
+  <UModal :ui="{ content: 'sm:max-w-3xl' }">
+    <template #content>
+      <UCard>
+        <template #header>
+          <div class="flex items-center justify-between">
+            <div>
+              <h2 class="text-lg font-semibold">Dokument erstellen</h2>
+              <p class="mt-1 text-sm text-muted">Wähle den gewünschten Ausgangsbeleg.</p>
+            </div>
+            <UButton icon="i-heroicons-x-mark" color="gray" variant="ghost" @click="modal.close()" />
+          </div>
+        </template>
+
+        <div class="grid gap-3 sm:grid-cols-2 lg:grid-cols-3">
+          <UButton
+              v-for="documentType in documentTypes"
+              :key="documentType.key"
+              block
+              color="neutral"
+              variant="outline"
+              class="flex h-auto min-h-24 flex-col items-start justify-center gap-1 p-4 text-left"
+              @click="createDocument(documentType.key)"
+          >
+            <span class="font-semibold text-highlighted">{{ documentType.labelSingle }}</span>
+            <span class="text-xs text-muted">{{ documentType.label }}</span>
+          </UButton>
+        </div>
+
+        <template #footer>
+          <div class="flex justify-end">
+            <UButton color="neutral" variant="ghost" @click="modal.close()">Abbrechen</UButton>
+          </div>
+        </template>
+      </UCard>
+    </template>
+  </UModal>
+</template>
--- a/frontend/pages/createDocument/edit/[[id]].vue
+++ b/frontend/pages/createDocument/edit/[[id]].vue
@@ -13,6 +13,8 @@ const router = useRouter()
 const modal = useModal()
 const auth = useAuthStore()
 const toast = useToast()
+const isTemplateMode = computed(() => Boolean(route.query.templateFromDocument || route.query.mode === "template"))
+const templateName = ref("")
 const quoteLikeDocumentTypes = ["quotes", "costEstimates"]
 const deliveryNoteLikeDocumentTypes = ["deliveryNotes", "packingSlips"]
 const documentStorageFallbackTypes = {
@@ -399,6 +401,24 @@ const setupPage = async () => {
  if (route.query) {
    if (route.query.type) itemInfo.value.type = route.query.type

+    if (route.query.templateFromDocument) {
+      const sourceDocument = await useEntities("createddocuments").selectSingle(route.query.templateFromDocument, '', false)
+      const sourceData = JSON.parse(JSON.stringify(sourceDocument || {}))
+      ;["id", "createdAt", "tenant", "documentNumber", "documentDate", "state", "customer", "contact", "address", "project", "costcentre", "createddocument", "availableInPortal", "archived", "statementallocations", "files", "linkedDocument", "createddocuments", "serialexecution"].forEach((key) => delete sourceData[key])
+      Object.assign(itemInfo.value, sourceData)
+      itemInfo.value.type = route.query.type || sourceDocument?.type || itemInfo.value.type
+      templateName.value = `${dataStore.documentTypesForCreation[itemInfo.value.type]?.labelSingle || "Dokument"} Vorlage`
+    }
+
+    if (route.query.templateId) {
+      const template = await useEntities("documenttemplates").selectSingle(route.query.templateId, '', false)
+      if (template?.templateData) {
+        Object.assign(itemInfo.value, JSON.parse(JSON.stringify(template.templateData)))
+        itemInfo.value.type = template.documentType
+        templateName.value = template.name
+      }
+    }
+
    if (!itemInfo.value.startText && !itemInfo.value.endText) {
      setDocumentTypeConfig(true)
    } else {
@@ -1756,6 +1776,31 @@ const saveSerialInvoice = async () => {
  await router.push(`/createDocument/edit/${data.id}`)
 }

+const serializeTemplateData = () => {
+  const data = JSON.parse(JSON.stringify(itemInfo.value))
+  ;["id", "createdAt", "tenant", "documentNumber", "documentDate", "state", "customer", "contact", "address", "project", "costcentre", "createddocument", "availableInPortal", "archived", "statementallocations", "files", "linkedDocument", "createddocuments", "serialexecution", "createdBy", "created_by"].forEach((key) => delete data[key])
+  return data
+}
+
+const saveDocumentTemplate = async () => {
+  if (!templateName.value.trim()) {
+    toast.add({ title: "Vorlagenname fehlt", description: "Bitte einen Namen für die Vorlage vergeben.", color: "error" })
+    return
+  }
+
+  const payload = {
+    name: templateName.value.trim(),
+    documentType: itemInfo.value.type,
+    templateData: serializeTemplateData(),
+    default: false,
+  }
+  const template = route.query.templateId
+      ? await useEntities("documenttemplates").update(route.query.templateId, payload, true)
+      : await useEntities("documenttemplates").create(payload)
+  toast.add({ title: "Vorlage gespeichert", color: "success" })
+  await router.push(`/createDocument/edit?mode=template&templateId=${template.id || route.query.templateId}`)
+}
+
 const saveDocument = async (state, resetup = false) => {

  itemInfo.value.state = state
@@ -2024,7 +2069,7 @@ const setRowData = async (row, service = {sellingPriceComposed: {}}, product = {
      <ArchiveButton
          color="error"
          type="createddocuments"
-          v-if="itemInfo.state === 'Entwurf' || itemInfo.type === 'serialInvoices'"
+          v-if="!isTemplateMode && (itemInfo.state === 'Entwurf' || itemInfo.type === 'serialInvoices')"
          variant="outline"
          @confirmed="useEntities('createddocuments').update(itemInfo.id,{archived: true}),
                      router.push('/')"
@@ -2032,27 +2077,46 @@ const setRowData = async (row, service = {sellingPriceComposed: {}}, product = {
      <UButton
          icon="i-mdi-content-save"
          @click="saveDocument('Entwurf',true)"
-          v-if="itemInfo.type !== 'serialInvoices' "
+          v-if="itemInfo.type !== 'serialInvoices' && !isTemplateMode"
          :disabled="!itemInfo.customer"
      >
        Speichern
      </UButton>
+      <UButton
+          v-if="isTemplateMode"
+          icon="i-mdi-content-save"
+          color="primary"
+          @click="saveDocumentTemplate"
+      >
+        Als Vorlage speichern
+      </UButton>
      <UButton
          @click="closeDocument"
-          v-if="itemInfo.id && itemInfo.type !== 'serialInvoices'"
+          v-if="itemInfo.id && itemInfo.type !== 'serialInvoices' && !isTemplateMode"
      >
        {{selectedTab === '0' ? "Vorschau zeigen" : "Fertigstellen"}}
      </UButton>
      <UButton
          icon="i-mdi-content-save"
          @click="saveSerialInvoice"
-          v-if="itemInfo.type === 'serialInvoices'"
+          v-if="itemInfo.type === 'serialInvoices' && !isTemplateMode"
      >
        Serienrechnung
      </UButton>
    </template>
  </UDashboardNavbar>
  <UDashboardPanelContent>
+    <div v-if="isTemplateMode" class="px-5 pt-5">
+      <UAlert
+          color="primary"
+          variant="soft"
+          title="Vorlagenmodus"
+          description="Dieser Editor speichert ausschließlich eine Dokumentenvorlage. Es wird kein Ausgangsbeleg erstellt."
+      />
+      <UFormField label="Vorlagenname" required class="mt-3">
+        <UInput v-model="templateName" placeholder="z. B. Standardrechnung" class="w-full" />
+      </UFormField>
+    </div>
    <UTabs class="p-5" :items="tabItems" @update:model-value="onChangeTab" v-if="loaded" v-model="selectedTab">
      <template #content="{item}">
        <div v-if="item.label === 'Editor'">
@@ -2084,6 +2148,7 @@ const setRowData = async (row, service = {sellingPriceComposed: {}}, product = {
                  <USelectMenu
                      :items="documentTypeItems"
                      v-model="itemInfo.type"
+                      :disabled="isTemplateMode"
                      value-key="type"
                      label-key="label"
                      @update:model-value="setDocumentTypeConfig"
--- a/frontend/pages/createDocument/index.vue
+++ b/frontend/pages/createDocument/index.vue
@@ -21,10 +21,11 @@
          variant="outline"
          @click="clearSearchString()"
      />
-      <UButton
-          @click="router.push(`/createDocument/edit`)"
-      >
-        + Ausgangsbeleg
+      <UButton icon="i-heroicons-plus" @click="modal.open(CreateDocumentModal)">
+        Dokument
+      </UButton>
+      <UButton icon="i-heroicons-document-duplicate" variant="outline" @click="modal.open(CreateDocumentFromTemplateModal)">
+        Dokument aus Vorlage
      </UButton>
    </template>
  </UDashboardNavbar>
@@ -163,12 +164,15 @@
 </template>

 <script setup>
+import CreateDocumentModal from "~/components/createDocumentModal.vue"
+import CreateDocumentFromTemplateModal from "~/components/createDocumentFromTemplateModal.vue"
 import dayjs from "dayjs";
 import { ref, computed, reactive, watch } from 'vue';

 const dataStore = useDataStore()
 const tempStore = useTempStore()
 const router = useRouter()
+const modal = useModal()
 const quoteLikeDocumentTypes = ['quotes', 'costEstimates']
 const deliveryNoteLikeDocumentTypes = ['deliveryNotes', 'packingSlips']

@@ -209,7 +213,7 @@ defineShortcuts({
    document.getElementById("searchinput").focus()
  },
  '+': () => {
-    router.push('/createDocument/edit')
+    modal.open(CreateDocumentModal)
  },
  'Enter': {
    usingInput: true,
--- a/frontend/pages/createDocument/show/[id].vue
+++ b/frontend/pages/createDocument/show/[id].vue
@@ -226,6 +226,13 @@ const togglePortalRelease = async () => {
      >
        Kopieren
      </UButton>
+      <UButton
+          icon="i-heroicons-document-duplicate"
+          variant="outline"
+          @click="router.push(`/createDocument/edit?templateFromDocument=${itemInfo.id}&type=${itemInfo.type}`)"
+      >
+        Als Vorlage übernehmen
+      </UButton>
      <UButton
          @click="openEmail"
          icon="i-heroicons-envelope"
--- a/frontend/pages/settings/documenttemplates.vue
+++ b/frontend/pages/settings/documenttemplates.vue
@@ -0,0 +1,81 @@
+<script setup>
+const dataStore = useDataStore()
+const router = useRouter()
+const toast = useToast()
+const templates = ref([])
+const loading = ref(true)
+
+const documentTypeItems = computed(() => dataStore.documentTypesForCreation || {})
+
+const refresh = async () => {
+  loading.value = true
+  try {
+    templates.value = await useEntities("documenttemplates").select("*")
+  } catch (error) {
+    toast.add({ title: "Vorlagen konnten nicht geladen werden", description: error.message, color: "error" })
+  } finally {
+    loading.value = false
+  }
+}
+
+const openNew = () => router.push("/createDocument/edit?mode=template&type=invoices")
+const openTemplate = (template) => router.push(`/createDocument/edit?mode=template&templateId=${template.id}`)
+const archiveTemplate = async (template) => {
+  await useEntities("documenttemplates").update(template.id, { archived: true }, true)
+  await refresh()
+}
+
+const typeLabel = (type) => documentTypeItems.value[type]?.labelSingle || type
+
+refresh()
+</script>
+
+<template>
+  <UDashboardNavbar title="Dokumentenvorlagen">
+    <template #right>
+      <UButton icon="i-heroicons-plus" @click="openNew">Neue Vorlage</UButton>
+    </template>
+  </UDashboardNavbar>
+
+  <UDashboardPanelContent>
+    <UAlert
+        class="mx-5 mt-2"
+        color="primary"
+        variant="soft"
+        title="Vorlagen für alle Ausgangsdokumente"
+        description="Dokumentenvorlagen verwenden denselben Editor wie die Ausgangsbelege. Jede Einstellung wird als Vorlage gespeichert."
+    />
+
+    <UTable
+        class="mt-4"
+        :data="templates"
+        :loading="loading"
+        :columns="normalizeTableColumns([
+          { key: 'name', label: 'Bezeichnung' },
+          { key: 'documentType', label: 'Dokumenttyp' },
+          { key: 'default', label: 'Standard' },
+          { key: 'actions', label: '' }
+        ])"
+    >
+      <template #name-cell="{ row }">
+        <span class="font-medium text-highlighted">{{ row.original.name }}</span>
+      </template>
+      <template #documentType-cell="{ row }">
+        <UBadge color="neutral" variant="soft">{{ typeLabel(row.original.documentType) }}</UBadge>
+      </template>
+      <template #default-cell="{ row }">
+        <UIcon v-if="row.original.default" name="i-heroicons-check-circle-20-solid" class="text-green-500" />
+        <span v-else class="text-muted">-</span>
+      </template>
+      <template #actions-cell="{ row }">
+        <div class="flex justify-end gap-1">
+          <UButton icon="i-heroicons-pencil-square" color="neutral" variant="ghost" @click="openTemplate(row.original)" />
+          <UButton icon="i-heroicons-archive-box" color="error" variant="ghost" @click="archiveTemplate(row.original)" />
+        </div>
+      </template>
+      <template #empty>
+        <TableEmptyState label="Keine Dokumentenvorlagen gefunden" icon="i-heroicons-document-duplicate" />
+      </template>
+    </UTable>
+  </UDashboardPanelContent>
+</template>