ci: add bun version check to pre-push hook to ensure version consistency

.husky/pre-push

@@ -1,2 +1,9 @@
 #!/bin/sh
+# Check if bun version matches package.json
+EXPECTED_VERSION=$(grep '"packageManager"' package.json | sed 's/.*"bun@\([^"]*\)".*/\1/')
+CURRENT_VERSION=$(bun --version)
+if [ "$CURRENT_VERSION" != "$EXPECTED_VERSION" ]; then
+  echo "Error: Bun version $CURRENT_VERSION does not match expected version $EXPECTED_VERSION from package.json"
+  exit 1
+fi
 bun typecheck