Refactor AdvowareAkte ↔ CDokumente relationship from junction table to direct n:1 relationship

- Removed CAdvowareAktenCDokumente junction table and associated service.
- Updated CDokumente entity to include foreign key cAdvowareAktenId and related fields.
- Changed relationship in CDokumente from hasMany to belongsTo.
- Updated CAdvowareAkten to reflect new direct relationship.
- Implemented CDokumente service with duplicateDocument method for document duplication.
- Refactored hooks to support new relationship and document propagation.
- Removed obsolete API routes related to the junction table.
- Added i18n translations for new fields and updated tooltips.
- Document flow and auto-linking logic enhanced for better integration with Advoware.
- Validation checks passed, and no data migration needed.

custom/Espo/Custom/Resources/metadata/entityDefs/CDokumente.json

@@ -61,35 +61,52 @@
             "isCustom": true,
             "tooltip": true
         },
+        "cAdvowareAktenId": {
+            "type": "varchar",
+            "len": 17,
+            "index": true,
+            "isCustom": true
+        },
+        "cAdvowareAktenName": {
+            "type": "varchar",
+            "isCustom": true
+        },
+        "hnr": {
+            "type": "int",
+            "tooltip": true,
+            "isCustom": true
+        },
+        "syncStatus": {
+            "type": "enum",
+            "options": [
+                "new",
+                "unclean",
+                "synced",
+                "failed",
+                "unsupported"
+            ],
+            "style": {
+                "new": "info",
+                "unclean": "warning",
+                "synced": "success",
+                "failed": "danger",
+                "unsupported": "default"
+            },
+            "default": "new",
+            "tooltip": true,
+            "isCustom": true
+        },
+        "syncedHash": {
+            "type": "varchar",
+            "len": 64,
+            "tooltip": true,
+            "isCustom": true
+        },
         "puls": {
             "type": "link",
             "entity": "CPuls",
             "isCustom": true
         },
-        "advowareAktenHnr": {
-            "type": "int",
-            "notStorable": true,
-            "utility": true,
-            "layoutAvailabilityList": [
-                "listForAdvowareAkten"
-            ]
-        },
-        "advowareAktenSyncstatus": {
-            "type": "varchar",
-            "notStorable": true,
-            "utility": true,
-            "layoutAvailabilityList": [
-                "listForAdvowareAkten"
-            ]
-        },
-        "advowareAktenLastSync": {
-            "type": "datetime",
-            "notStorable": true,
-            "utility": true,
-            "layoutAvailabilityList": [
-                "listForAdvowareAkten"
-            ]
-        },
         "aiKnowledgeAiDocumentId": {
             "type": "varchar",
             "notStorable": true,
@@ -216,18 +233,12 @@
             "audited": false,
             "isCustom": true
         },
-        "advowareAktens": {
-            "type": "hasMany",
-            "relationName": "cAdvowareAktenDokumente",
+        "cAdvowareAkten": {
+            "type": "belongsTo",
             "foreign": "dokumentes",
             "entity": "CAdvowareAkten",
-            "audited": false,
-            "isCustom": true,
-            "columnAttributeMap": {
-                "hnr": "advowareAktenHnr",
-                "syncstatus": "advowareAktenSyncstatus",
-                "lastSync": "advowareAktenLastSync"
-            }
+            "audited": true,
+            "isCustom": true
         },
         "aIKnowledges": {
             "type": "hasMany",