chore: exclude versions/ from publish and remove stale redirects (#749)

Author: RiskeyL

.mintignore

@@ -7,6 +7,9 @@
 /tools/
 /writing-guides/
 
+# Archived version snapshots
+/versions/
+
 # Non-public utility files under public asset directories
 /assets/migrate_weaviate_collections.py
 /logo/convertor.html

docs.json

@@ -1659,14 +1659,6 @@
       "source": "/ja-jp/getting-started/dify-for-education",
       "destination": "/ja/use-dify/workspace/subscription-management#dify-for-education"
     },
-    {
-      "source": "/plugins/schema-definition/model",
-      "destination": "/versions/legacy/en/plugins/schema-definition/model/model-designing-rules"
-    },
-    {
-      "source": "/plugins/schema-definition",
-      "destination": "/versions/legacy/en/plugins/schema-definition/manifest"
-    },
     {
       "source": "/zh-hans",
       "destination": "/zh/use-dify/getting-started/introduction"