fix(agents): open agy, codex and hermes databases read-only (Issue #64)

.agents/skills/lib_py/agents/adapters/agy.py

@@ -1,6 +1,6 @@
-import os, sys, json, sqlite3, shutil
+import os, sys, json, shutil
 from typing import Optional, Any
-from lib_py.agents.base import BaseAgentAdapter, DiscoveryContext, conversation_in_use
+from lib_py.agents.base import BaseAgentAdapter, DiscoveryContext, _ro_connect, conversation_in_use
 
 class AgyAgentAdapter(BaseAgentAdapter):
     @property
@@ -71,7 +71,7 @@ class AgyAgentAdapter(BaseAgentAdapter):
                 if uuid in (ctx.row.get("_sibling_claimed_uuids") or []):
                     return False
         try:
-            conn = sqlite3.connect(path)
+            conn = _ro_connect(path)
             r = conn.execute("SELECT count(*) FROM steps").fetchone()
             conn.close()
             if not r or r[0] < 1: