feat: Gitea Webhook, IMAP, Settings & Deployment docs

- Webhook route and Gitea integration
- IMAP service and Nextcloud/Porkbun setup docs
- Settings UI improvements and API updates
- SSH/Webhook fix prompt for emailsorter.webklar.com
- Bootstrap, config and AI sorter updates

server/services/ai-sorter.mjs

@@ -417,7 +417,8 @@ Subject: ${subject}
 Preview: ${snippet?.substring(0, 500) || 'No preview'}
 
 RESPONSE FORMAT (JSON ONLY):
-{"category": "category_key", "confidence": 0.0-1.0, "reason": "brief explanation"}
+{"category": "category_key", "confidence": 0.0-1.0, "reason": "brief explanation", "assignedTo": "name_label_id_or_name_or_null"}
+If the email is clearly FOR a specific worker (e.g. "für Max", "an Anna", subject/body mentions them), set assignedTo to that worker's id or name. Otherwise set assignedTo to null or omit it.
 
 Respond ONLY with the JSON object.`
 
@@ -438,6 +439,15 @@ Respond ONLY with the JSON object.`
         result.category = 'review'
       }
 
+      // Validate assignedTo against name labels (id or name)
+      if (result.assignedTo && preferences.nameLabels?.length) {
+        const match = preferences.nameLabels.find(
+          l => l.enabled && (l.id === result.assignedTo || l.name === result.assignedTo)
+        )
+        if (!match) result.assignedTo = null
+        else result.assignedTo = match.id || match.name
+      }
+
       return result
     } catch (error) {
       log.error('AI categorization failed', { error: error.message })
@@ -484,7 +494,8 @@ EMAILS:
 ${emailList}
 
 RESPONSE FORMAT (JSON ARRAY ONLY):
-[{"index": 0, "category": "key"}, {"index": 1, "category": "key"}, ...]
+[{"index": 0, "category": "key", "assignedTo": "id_or_name_or_null"}, ...]
+If an email is clearly FOR a specific worker, set assignedTo to that worker's id or name. Otherwise omit or null.
 
 Respond ONLY with the JSON array.`
 
@@ -515,9 +526,16 @@ Respond ONLY with the JSON array.`
       return emails.map((email, i) => {
         const result = parsed.find(r => r.index === i)
         const category = result?.category && CATEGORIES[result.category] ? result.category : 'review'
+        let assignedTo = result?.assignedTo || null
+        if (assignedTo && preferences.nameLabels?.length) {
+          const match = preferences.nameLabels.find(
+            l => l.enabled && (l.id === assignedTo || l.name === assignedTo)
+          )
+          assignedTo = match ? (match.id || match.name) : null
+        }
         return {
           email,
-          classification: { category, confidence: 0.8, reason: 'Batch' },
+          classification: { category, confidence: 0.8, reason: 'Batch', assignedTo },
         }
       })
     } catch (error) {
@@ -578,6 +596,14 @@ Respond ONLY with the JSON array.`
       }
     }
 
+    // Name labels (workers) – assign email to a person when clearly for them
+    if (preferences.nameLabels?.length) {
+      const activeNameLabels = preferences.nameLabels.filter(l => l.enabled)
+      if (activeNameLabels.length > 0) {
+        parts.push(`NAME LABELS (workers) – assign email to ONE person when the email is clearly FOR that person (e.g. "für Max", "an Anna", "Max bitte prüfen", subject/body mentions them):\n${activeNameLabels.map(l => `- id: "${l.id}", name: "${l.name}"${l.keywords?.length ? `, keywords: ${JSON.stringify(l.keywords)}` : ''}`).join('\n')}\nIf the email is for a specific worker, set "assignedTo" to that label's id or name. Otherwise omit assignedTo.`)
+      }
+    }
+
     return parts.length > 0 ? `USER PREFERENCES:\n${parts.join('\n')}\n` : ''
   }