fix: make compliance router imports resilient to individual module failures

Replaced bare imports with safe_import_router pattern — if one sub-router
fails to import (e.g. missing dependency), other routers still load.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

backend-compliance/compliance/api/__init__.py

@@ -1,110 +1,67 @@
 """API routes for Compliance module."""
 
+import logging
+
 from .routes import router
-from .audit_routes import router as audit_router
-from .ai_routes import router as ai_router
-from .evidence_routes import router as evidence_router
-from .risk_routes import router as risk_router
-from .dashboard_routes import router as dashboard_router
-from .scraper_routes import router as scraper_router
-from .module_routes import router as module_router
-from .isms_routes import router as isms_router
-from .vvt_routes import router as vvt_router
-from .legal_document_routes import router as legal_document_router
-from .einwilligungen_routes import router as einwilligungen_router
-from .escalation_routes import router as escalation_router
-from .consent_template_routes import router as consent_template_router
-from .notfallplan_routes import router as notfallplan_router
-from .obligation_routes import router as obligation_router
-from .security_backlog_routes import router as security_backlog_router
-from .quality_routes import router as quality_router
-from .loeschfristen_routes import router as loeschfristen_router
-from .legal_template_routes import router as legal_template_router
-from .compliance_scope_routes import router as compliance_scope_router
-from .dsfa_routes import router as dsfa_router
-from .dsr_routes import router as dsr_router
-from .email_template_routes import router as email_template_router
-from .banner_routes import router as banner_router
-from .extraction_routes import router as extraction_router
-from .tom_routes import router as tom_router
-from .vendor_compliance_routes import router as vendor_compliance_router
-from .incident_routes import router as incident_router
-from .change_request_routes import router as change_request_router
-from .generation_routes import router as generation_router
-from .project_routes import router as project_router
-from .wiki_routes import router as wiki_router
-from .canonical_control_routes import router as canonical_control_router
-from .control_generator_routes import router as control_generator_router
 
-# Include sub-routers
-router.include_router(audit_router)
-router.include_router(ai_router)
-router.include_router(evidence_router)
-router.include_router(risk_router)
-router.include_router(dashboard_router)
-router.include_router(scraper_router)
-router.include_router(module_router)
-router.include_router(isms_router)
-router.include_router(vvt_router)
-router.include_router(legal_document_router)
-router.include_router(einwilligungen_router)
-router.include_router(escalation_router)
-router.include_router(consent_template_router)
-router.include_router(notfallplan_router)
-router.include_router(obligation_router)
-router.include_router(security_backlog_router)
-router.include_router(quality_router)
-router.include_router(loeschfristen_router)
-router.include_router(legal_template_router)
-router.include_router(compliance_scope_router)
-router.include_router(dsfa_router)
-router.include_router(dsr_router)
-router.include_router(email_template_router)
-router.include_router(banner_router)
-router.include_router(extraction_router)
-router.include_router(tom_router)
-router.include_router(vendor_compliance_router)
-router.include_router(incident_router)
-router.include_router(change_request_router)
-router.include_router(generation_router)
-router.include_router(project_router)
-router.include_router(wiki_router)
-router.include_router(canonical_control_router)
-router.include_router(control_generator_router)
+logger = logging.getLogger(__name__)
 
-__all__ = [
-    "router",
-    "audit_router",
-    "ai_router",
-    "evidence_router",
-    "risk_router",
-    "dashboard_router",
-    "scraper_router",
-    "module_router",
-    "isms_router",
-    "vvt_router",
-    "legal_document_router",
-    "einwilligungen_router",
-    "escalation_router",
-    "consent_template_router",
-    "notfallplan_router",
-    "obligation_router",
-    "security_backlog_router",
-    "quality_router",
-    "loeschfristen_router",
-    "legal_template_router",
-    "compliance_scope_router",
-    "dsfa_router",
-    "dsr_router",
-    "email_template_router",
-    "banner_router",
-    "tom_router",
-    "vendor_compliance_router",
-    "incident_router",
-    "change_request_router",
-    "generation_router",
-    "project_router",
-    "wiki_router",
-    "canonical_control_router",
-    "control_generator_router",
+
+def _safe_import_router(module_name: str, attr: str = "router"):
+    """Import a router module safely — log error but don't crash the whole app."""
+    try:
+        mod = __import__(f"compliance.api.{module_name}", fromlist=[attr])
+        return getattr(mod, attr)
+    except Exception as e:
+        logger.error("Failed to import %s: %s", module_name, e)
+        return None
+
+
+# Import all sub-routers (safe — failure of one doesn't block others)
+_ROUTER_MODULES = [
+    "audit_routes",
+    "ai_routes",
+    "evidence_routes",
+    "risk_routes",
+    "dashboard_routes",
+    "scraper_routes",
+    "module_routes",
+    "isms_routes",
+    "vvt_routes",
+    "legal_document_routes",
+    "einwilligungen_routes",
+    "escalation_routes",
+    "consent_template_routes",
+    "notfallplan_routes",
+    "obligation_routes",
+    "security_backlog_routes",
+    "quality_routes",
+    "loeschfristen_routes",
+    "legal_template_routes",
+    "compliance_scope_routes",
+    "dsfa_routes",
+    "dsr_routes",
+    "email_template_routes",
+    "banner_routes",
+    "extraction_routes",
+    "tom_routes",
+    "vendor_compliance_routes",
+    "incident_routes",
+    "change_request_routes",
+    "generation_routes",
+    "project_routes",
+    "wiki_routes",
+    "canonical_control_routes",
+    "control_generator_routes",
 ]
+
+_loaded_count = 0
+for _mod_name in _ROUTER_MODULES:
+    _sub_router = _safe_import_router(_mod_name)
+    if _sub_router is not None:
+        router.include_router(_sub_router)
+        _loaded_count += 1
+
+logger.info("Loaded %d/%d compliance sub-routers", _loaded_count, len(_ROUTER_MODULES))
+
+__all__ = ["router"]