kin: auto-commit after pipeline

core/models.py

@@ -31,13 +31,27 @@ def validate_completion_mode(value: str) -> str:
     return "review"
 
 
+# Columns that are stored as JSON strings and must be decoded on read.
+# Text fields (title, description, name, etc.) are NOT in this set.
+_JSON_COLUMNS: frozenset[str] = frozenset({
+    "tech_stack",
+    "brief", "spec", "review", "test_result", "security_result", "labels",
+    "tags",
+    "dependencies",
+    "steps",
+    "artifacts", "decisions_made", "blockers",
+    "extra_json",
+    "pending_actions",
+})
+
+
 def _row_to_dict(row: sqlite3.Row | None) -> dict | None:
     """Convert sqlite3.Row to dict with JSON fields decoded."""
     if row is None:
         return None
     d = dict(row)
     for key, val in d.items():
-        if isinstance(val, str) and val.startswith(("[", "{")):
+        if key in _JSON_COLUMNS and isinstance(val, str) and val.startswith(("[", "{")):
             try:
                 d[key] = json.loads(val)
             except (json.JSONDecodeError, ValueError):