fix: Broaden the decode guard to keep malformed KV rows non-fatal.

Author: bradjin8

services/workspace_tabs.py

@@ -134,7 +134,7 @@ def _safe_fetchall(query: str, params: tuple = ()) -> list:
                     continue
                 try:
                     parsed = json.loads(row["value"])
-                except json.JSONDecodeError as e:
+                except (json.JSONDecodeError, TypeError, ValueError) as e:
                     payload_len, payload_fp = _kv_payload_log_meta(row["value"])
                     _logger.warning(
                         "Failed to decode Bubble from %s: %s (payload_len=%d, payload_sha256=%s)",
@@ -220,7 +220,7 @@ def _safe_fetchall(query: str, params: tuple = ()) -> list:
                 continue
             try:
                 parsed = json.loads(row["value"])
-            except json.JSONDecodeError as e:
+            except (json.JSONDecodeError, TypeError, ValueError) as e:
                 payload_len, payload_fp = _kv_payload_log_meta(row["value"])
                 _logger.warning(
                     "Failed to decode Composer from composerData:%s: %s (key=%s, payload_len=%d, payload_sha256=%s)",