Clarify Hint pack save behavior

Keep manual editing while making save the only user action and applying changes immediately without a separate publish workflow.

docs/HINT_FEED_MIGRATION.md

@@ -34,7 +34,7 @@ The migrated generator runs independently inside OSGAccountServer and publishes:
 ## Rollback
 
 Disable `HINT_FEED_ENABLED` to stop scheduled generation. Published packs remain
-available from MySQL and manual publishing remains available. No rollback step
+available from MySQL and manual editing/saving remains available. No rollback step
 depends on or modifies `key.osglab.com`.
 
 Provider credentials such as `TOPHUB_API_KEY` stay in environment-backed secret

docs/openapi.yaml

@@ -808,7 +808,7 @@ paths:
       security:
         - adminMtls: []
           adminSession: []
-      summary: Immediately publish a locale Hint pack and increment its version
+      summary: Save and immediately apply edits to a locale Hint pack
       parameters:
         - $ref: "#/components/parameters/HintLocale"
         - $ref: "#/components/parameters/AdminCsrf"
@@ -819,7 +819,7 @@ paths:
             schema: { $ref: "#/components/schemas/UpdateAIHintPackRequest" }
       responses:
         "200":
-          description: Published pack
+          description: Saved active pack
           content:
             application/json:
               schema: { $ref: "#/components/schemas/AdminAIHintPack" }
@@ -1249,6 +1249,7 @@ paths:
               - CONTENT_SKILL_ENABLED
               - CONTENT_SKILL_DISABLED
               - CONTENT_HINT_PACK_PUBLISHED
+              - CONTENT_HINT_PACK_SAVED
               - CONTENT_HINT_FEED_SETTINGS_UPDATED
               - CONTENT_HINT_FEED_GENERATED
         - name: result