fix(evolve-lite): guard Stop hook against recursion and clean up noise

- Add stop_hook_active guard to prevent infinite loop when learn skill triggers another Stop event
- Simplify hook prompt wording
- Add missing trailing newline to hooks.json
- Remove spurious blank line in retrieve_entities.py

Author: vinodmut

platform-integrations/claude/plugins/evolve-lite/hooks/hooks.json

@@ -17,11 +17,11 @@
         "hooks": [
           {
             "type": "agent",
-            "prompt": "Verify that you ran the evolve-lite:learn skill. Run the evolve-lite:learn skill. $ARGUMENTS",
+            "prompt": "Run the evolve-lite:learn skill, unless stop_hook_active is set in $ARGUMENTS.",
             "timeout": 120
           }
         ]
       }
     ]
   }
-}
+}

platform-integrations/claude/plugins/evolve-lite/skills/recall/scripts/retrieve_entities.py

@@ -58,7 +58,6 @@ def format_entities(entities):
 
 
 def main():
-
     # Read input from stdin (hook provides JSON with prompt)
     try:
         input_data = json.load(sys.stdin)