feat(bookings): add contract validity window and customs clearing features

- Introduced contract validity days, valid from and valid until fields in the booking model.
- Updated booking acceptance logic to enforce validity window constraints.
- Added customs clearing agent and first/last mile pickup/delivery coordinates to the booking model.
- Implemented LocationPicker component for address selection with map integration using Leaflet.
- Enhanced booking review step to display customs clearing agent details.
- Updated API and DTOs to accommodate new booking fields.
- Added migration scripts for database schema changes.
- Implemented tests for booking acceptance and DTO transformations.

apps/edr-freight-api/src/main.ts

@@ -39,7 +39,16 @@ async function bootstrap() {
   });
 
   app.setGlobalPrefix("api");
-  app.useGlobalPipes(createValidationPipe());
+  // enableImplicitConversion is OFF: class-transformer's implicit boolean
+  // coercion turns any non-empty multipart/form-data string (including the
+  // literal "false") into `true`, silently corrupting flags like isHazardous
+  // and isGovernment. With it off, only explicit @Transform/@Type decorators
+  // coerce values — every numeric/boolean DTO field in this API already has one.
+  app.useGlobalPipes(
+    createValidationPipe({
+      transformOptions: { enableImplicitConversion: false },
+    }),
+  );
   app.useGlobalFilters(new HttpExceptionFilter());
   app.useGlobalInterceptors(new ResponseTransformInterceptor());