feat(agents): table agents + CRUD (add_agent/list_agents)

app/models.py

@@ -41,6 +41,15 @@ async def init_db():
                 description TEXT
             )
         """)
+        await db.execute("""
+            CREATE TABLE IF NOT EXISTS agents (
+                agent_name TEXT PRIMARY KEY,
+                agent_type TEXT,
+                scopes TEXT NOT NULL,
+                repo_url TEXT,
+                created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+            )
+        """)
         await db.execute("""
             CREATE TABLE IF NOT EXISTS memory_entries (
                 id TEXT PRIMARY KEY,
@@ -271,3 +280,30 @@ async def archive_memory_entry(entry_id: str):
             (entry_id,)
         )
         await db.commit()
+
+
+async def add_agent(agent_name: str, scopes: List[str], agent_type: Optional[str] = None,
+                     repo_url: Optional[str] = None) -> Dict[str, Any]:
+    agent_name = agent_name.upper()
+    scopes_json = json.dumps(scopes)
+    async with aiosqlite.connect(DB_PATH) as db:
+        await db.execute(
+            """INSERT INTO agents (agent_name, agent_type, scopes, repo_url) VALUES (?, ?, ?, ?)
+               ON CONFLICT(agent_name) DO UPDATE SET agent_type=excluded.agent_type,
+               scopes=excluded.scopes, repo_url=excluded.repo_url""",
+            (agent_name, agent_type, scopes_json, repo_url)
+        )
+        await db.commit()
+    return {"agent_name": agent_name, "agent_type": agent_type, "scopes": scopes, "repo_url": repo_url}
+
+async def list_agents() -> List[Dict[str, Any]]:
+    async with aiosqlite.connect(DB_PATH) as db:
+        db.row_factory = aiosqlite.Row
+        async with db.execute("SELECT agent_name, agent_type, scopes, repo_url, created_at FROM agents ORDER BY agent_name") as cursor:
+            rows = await cursor.fetchall()
+            result = []
+            for row in rows:
+                d = dict(row)
+                d["scopes"] = json.loads(d["scopes"])
+                result.append(d)
+            return result