KI-AGENT: Matrix durch nativen FEDEO-Chat ersetzen

backend/db/schema/communication_messages.ts

@@ -0,0 +1,34 @@
+import { bigint, index, pgTable, text, timestamp, uuid } from "drizzle-orm/pg-core"
+
+import { authUsers } from "./auth_users"
+import { communicationRooms } from "./communication_rooms"
+import { tenants } from "./tenants"
+
+export const communicationMessages = pgTable(
+    "communication_messages",
+    {
+        id: bigint("id", { mode: "number" })
+            .primaryKey()
+            .generatedByDefaultAsIdentity(),
+        tenantId: bigint("tenant_id", { mode: "number" })
+            .notNull()
+            .references(() => tenants.id, { onDelete: "cascade" }),
+        roomId: uuid("room_id")
+            .notNull()
+            .references(() => communicationRooms.id, { onDelete: "cascade" }),
+        authorUserId: uuid("author_user_id")
+            .notNull()
+            .references(() => authUsers.id),
+        body: text("body").notNull(),
+        createdAt: timestamp("created_at", { withTimezone: true })
+            .notNull()
+            .defaultNow(),
+    },
+    (table) => ({
+        roomMessageIdx: index("communication_messages_room_message_idx").on(table.roomId, table.id),
+        tenantIdx: index("communication_messages_tenant_idx").on(table.tenantId),
+    })
+)
+
+export type CommunicationMessage = typeof communicationMessages.$inferSelect
+export type NewCommunicationMessage = typeof communicationMessages.$inferInsert