better err msg in agent-loop.

.pre-commit-config.yaml

@@ -33,12 +33,12 @@ repos:
       - id: ci-no-direct-dagger
         name: check for direct dagger calls in workflows (use Task instead)
         language: system
-        entry: "bash -c 'git grep \"dagger call\" .forgejo/workflows/ && echo \"ERROR: Direct dagger calls found in workflows. Use Taskfile instead.\" && exit 1 || exit 0'"
+        entry: "bash -c 'git --no-pager grep \"dagger call\" .forgejo/workflows/ && echo \"ERROR: Direct dagger calls found in workflows. Use Taskfile instead.\" && exit 1 || exit 0'"
         pass_filenames: false
         always_run: true
       - id: dagger-progress-plain
         name: ensure all dagger calls use --progress=plain
         language: system
-        entry: "bash -c 'git grep \"dagger call\" -- \":!.pre-commit-config.yaml\" | grep -v \"\\-\\-progress=plain\" && echo \"ERROR: All dagger calls must include --progress=plain\" && exit 1 || exit 0'"
+        entry: "bash -c 'git --no-pager grep \"dagger call\" -- \":!.pre-commit-config.yaml\" | grep -v \"\\-\\-progress=plain\" && echo \"ERROR: All dagger calls must include --progress=plain\" && exit 1 || exit 0'"
         pass_filenames: false
         always_run: true

scripts/agent_loop.py

@@ -109,7 +109,12 @@ def _tea_get(path: str) -> dict | list | None:
     out = result.stdout.strip()
     if not out:
         return None
-    data = json.loads(out)
+    try:
+        data = json.loads(out)
+    except json.JSONDecodeError as exc:
+        raise RuntimeError(
+            f"tea api {path} returned non-JSON (exit 0):\n{out[:500]}"
+        ) from exc
     if isinstance(data, dict) and "message" in data and "url" in data:
         raise RuntimeError(f"tea api {path} returned error: {data['message']}")
     return data