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

.agents/skills/lib_py/agents/adapters/hermes.py

@@ -1,6 +1,6 @@
 import os, sys, sqlite3
 from typing import Optional, Any
-from lib_py.agents.base import BaseAgentAdapter, DiscoveryContext
+from lib_py.agents.base import BaseAgentAdapter, DiscoveryContext, _ro_connect
 from lib_py.verify_session import workspace_key
 
 class HermesAgentAdapter(BaseAgentAdapter):
@@ -48,7 +48,7 @@ class HermesAgentAdapter(BaseAgentAdapter):
         if not os.path.exists(hdb):
             return False
         try:
-            conn = sqlite3.connect(hdb)
+            conn = _ro_connect(hdb)
             r = conn.execute("SELECT cwd, started_at FROM sessions WHERE id=?", (uuid,)).fetchone()
             conn.close()
             if not r:
@@ -97,7 +97,7 @@ class HermesAgentAdapter(BaseAgentAdapter):
         if not os.path.exists(hdb):
             return []
         try:
-            conn = sqlite3.connect(hdb)
+            conn = _ro_connect(hdb)
             if ctx.epoch:
                 rows = conn.execute(
                     "SELECT id FROM sessions WHERE cwd=? AND started_at >= ? ORDER BY started_at DESC LIMIT 20",