feat: add pre commit step to force schema update when router changes

.pre-commit-config.yaml

@@ -16,3 +16,40 @@ repos:
     -   id: fmt
     -   id: cargo-check
     -   id: clippy
+-   repo: local
+    hooks:
+    -   id: check-openapi-update
+        name: check openapi spec update
+        entry: python
+        language: system
+        pass_filenames: false
+        always_run: true
+        args:
+            - -c
+            - |
+              import os
+              import sys
+              import subprocess
+
+              def get_changed_files():
+                  result = subprocess.run(['git', 'diff', '--name-only'], capture_output=True, text=True)
+                  return result.stdout.splitlines()
+
+              changed_files = get_changed_files()
+              router_files = [f for f in changed_files if f.startswith('router/')]
+
+              if not router_files:
+                  print("No router files changed. Skipping OpenAPI spec check.")
+                  sys.exit(0)
+
+              openapi_file = 'docs/openapi.json'
+              if not os.path.exists(openapi_file):
+                  print(f"Error: {openapi_file} does not exist.")
+                  sys.exit(1)
+
+              if openapi_file not in changed_files:
+                  print(f"Error: Router files were updated, but {openapi_file} was not updated.")
+                  sys.exit(1)
+              else:
+                  print(f"{openapi_file} has been updated along with router changes.")
+                  sys.exit(0)