feat(scan): support iX1600 duplex scanning on Linux

frontend/pages/administration/scanners.vue

@@ -27,6 +27,7 @@ const editState = reactive({
   resolution: 300,
   mode: "Color",
   source: "",
+  paperSize: "A4",
   postprocess: false,
   postprocessProfile: "document",
 })
@@ -64,10 +65,18 @@ const applyAgentToForm = (agent: InstanceAgent | null) => {
   editState.resolution = Number(agent.scanDefaults?.resolution || 300)
   editState.mode = agent.scanDefaults?.mode || "Color"
   editState.source = agent.scanDefaults?.source || ""
+  editState.paperSize = agent.scanDefaults?.paperSize || "A4"
   editState.postprocess = Boolean(agent.scanDefaults?.postprocess)
   editState.postprocessProfile = agent.scanDefaults?.postprocessProfile || "document"
 }
 
+const applyIx1600Preset = () => {
+  Object.assign(editState, {
+    format: "pdf", resolution: 300, mode: "Color", source: "ADF Duplex",
+    paperSize: "A4", postprocess: false, postprocessProfile: "document"
+  })
+}
+
 watch(selectedAgent, (agent) => applyAgentToForm(agent), { immediate: true })
 
 const loadAgents = async () => {
@@ -130,6 +139,10 @@ const createAgent = async () => {
 
 const saveAgent = async () => {
   if (!selectedAgent.value) return
+  if (/adf|document feeder/i.test(editState.source) && editState.format !== "pdf") {
+    toast.add({ title: "Für Einzug- und Duplex-Scans bitte PDF wählen", color: "error" })
+    return
+  }
 
   saving.value = true
 
@@ -144,6 +157,7 @@ const saveAgent = async () => {
         resolution: Number(editState.resolution || 300),
         mode: editState.mode,
         source: editState.source || null,
+        paperSize: editState.paperSize,
         postprocess: editState.postprocess,
         postprocessProfile: editState.postprocessProfile,
       },
@@ -315,6 +329,10 @@ onMounted(async () => {
                 />
               </UFormField>
 
+              <UButton color="neutral" variant="soft" @click="applyIx1600Preset">
+                ScanSnap iX1600: A4, Duplex, PDF
+              </UButton>
+
               <div class="grid gap-3 sm:grid-cols-2">
                 <UFormField label="Format">
                   <USelectMenu
@@ -342,6 +360,13 @@ onMounted(async () => {
                 </UFormField>
               </div>
 
+              <UFormField label="Papierformat">
+                <USelectMenu v-model="editState.paperSize" :items="[
+                  { label: 'A4', value: 'A4' }, { label: 'Letter', value: 'Letter' },
+                  { label: 'Scanner-Vorgabe', value: 'auto' }
+                ]" value-key="value" label-key="label" />
+              </UFormField>
+
               <div class="grid gap-3 sm:grid-cols-[auto_minmax(0,1fr)]">
                 <UCheckbox v-model="editState.postprocess" label="OpenCV-Nachbearbeitung" />
                 <UFormField label="Profil">