chore(ty): Bootstrap ty type checking for api (#31681)

api/ty.toml

@@ -1,11 +1,33 @@
 [src]
 exclude = [
-    # TODO: enable when violations fixed
+    # deps groups (A1/A2/B/C/D/E)
+    # A1: foundational runtime typing / provider plumbing
+    "core/mcp/session",
+    "core/model_runtime/model_providers",
+    "core/workflow/nodes/protocols.py",
+    "libs/gmpy2_pkcs10aep_cipher.py",
+    # A2: workflow engine/nodes
+    "core/workflow",
+    "core/app/workflow",
+    "core/helper/code_executor",
+    # B: app runner + prompt
+    "core/prompt",
+    "core/app/apps/base_app_runner.py",
     "core/app/apps/workflow_app_runner.py",
+    # C: services/controllers/fields/libs
+    "services",
     "controllers/console/app",
     "controllers/console/explore",
     "controllers/console/datasets",
     "controllers/console/workspace",
+    "controllers/service_api/wraps.py",
+    "fields/conversation_fields.py",
+    "libs/external_api.py",
+    # D: observability + integrations
+    "core/ops",
+    "extensions",
+    # E: vector DB integrations
+    "core/rag/datasource/vdb",
     # non-producition or generated code
     "migrations",
     "tests",