fix(skills): point HOME_DIR to real home directory and fix Hermes database path

.agents/skills/lib.sh

@@ -19,7 +19,7 @@ WORKSPACE_ROOT="$(cd "$SKILL_DIR/../.." && pwd)"
 AGENT_SESSIONS_YAML="${AGENT_SESSIONS_YAML:-$WORKSPACE_ROOT/.mam/agent-sessions.yaml}"
 
 # Workspace-relative defaults with environment overrides (Phase Z)
-HOME_DIR="${HOME_DIR:-$WORKSPACE_ROOT}"
+HOME_DIR="${HOME_DIR:-$HOME}"
 CLAUDE_PROJECT_DIR="${CLAUDE_PROJECT_DIR:-$HOME/.claude/projects}"
 LOCAL_BIN="${LOCAL_BIN:-$HOME/.local/bin}"
 
@@ -475,7 +475,7 @@ def db_exists(uuid):
 
 
 def hermes_exists(uuid):
-    hdb = f"{home}/.mam/state.db"
+    hdb = f"{home}/.hermes/state.db"
     if not os.path.exists(hdb):
         return False
     try:
@@ -565,7 +565,7 @@ elif agent == 'agy':
         if cand and db_exists(cand):
             emit(cand)
 elif agent == 'hermes':
-    hdb = f"{home}/.mam/state.db"
+    hdb = f"{home}/.hermes/state.db"
     if os.path.exists(hdb):
         cand = None
         try: