sarex-contour: databases (attachments) + buckets (attachments, documentations)

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

infrastructure.yaml

@@ -827,6 +827,16 @@ environments:
           password_special: false
           conn_limit: 20
 
+      - cluster_id: main
+        database:
+          name: attachments
+          extensions: []
+        user:
+          name: attachments
+          password_length: 32
+          password_special: false
+          conn_limit: 20
+
     minio:
       endpoint: http://111.88.252.72:9000
 
@@ -842,3 +852,9 @@ environments:
 
       - name: contracts
         acl: private
+
+      - name: attachments
+        acl: private
+
+      - name: documentations
+        acl: private