fix: merge main, address code review feedback for security fix PR #816

- Merge origin/main into branch (resolve conflict in integrations_dashboard.html)
- Add defensive JSON parsing with try/except for integration.config
- Wrap tester() call in try/except to prevent 500 errors from bad config
- Add i18n key integrations.connection_test_failed_fallback in en.json
- Reference i18n key in template JS fallback message
- Update SECURITY_AUDIT.md: add fix date (2026-03-23), update doc date
- Remove accidental revert.sh file
- Fix missing MagicMock/patch imports in test file
- Add tests for invalid JSON config and tester exception error paths

Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>
Agent-Logs-Url: https://github.com/christianlouis/DocuElevate/sessions/daebb70e-059a-4601-8864-88eef49f99cf

app/api/pipelines.py

@@ -117,8 +117,14 @@ PIPELINE_STEP_TYPES: dict[str, dict[str, Any]] = {
     },
     "classify": {
         "label": "Document Classification",
-        "description": "Classify the document type using AI without full metadata extraction.",
-        "config_schema": {},
+        "description": "Classify the document type using built-in and custom rules (filename patterns, content keywords, metadata matching).",
+        "config_schema": {
+            "use_builtin_rules": {
+                "type": "boolean",
+                "default": True,
+                "description": "Include the pre-built classification rules (invoice, contract, receipt, etc.).",
+            },
+        },
     },
 }