feat: add service token rename command (#40)

* docs: preserve original issue 5 body

* feat: add service token rename command

* test: normalize rich option errors

app/repositories/postgres.py

@@ -1128,6 +1128,37 @@ class PostgresPortfolioRepository:
             return None
         return self._row_to_auth_token(row)
 
+    def rename_service_token(self, name: str, new_name: str) -> AuthToken:
+        self.ensure_schema()
+        with self._connect().cursor() as cur:
+            cur.execute(
+                """
+                UPDATE auth_tokens
+                SET name = %s
+                WHERE name = %s
+                  AND token_type = 'service'
+                  AND revoked_at IS NULL
+                RETURNING
+                    id,
+                    user_id,
+                    name,
+                    token_prefix,
+                    permission,
+                    token_type,
+                    expires_at,
+                    last_used_at,
+                    revoked_at,
+                    created_at,
+                    runtime_id,
+                    daemon_id
+                """,
+                (new_name, name),
+            )
+            row = cur.fetchone()
+        if row is None:
+            raise ValueError(f"서비스 토큰을 찾을 수 없습니다: {name}")
+        return self._row_to_auth_token(row)
+
     def get_token_principal(self, token_hash: str) -> TokenPrincipal | None:
         self.ensure_schema()
         with self._connect().cursor() as cur: