add company stamp upload functionality for contract signing

- Introduced StampUpload component for uploading company stamp images.
- Integrated stamp upload in contract signing modal, supporting PNG and JPG formats.
- Implemented validation for file type and size (max 5 MB).
- Added visual feedback for drag-and-drop functionality.
- Updated contract-related pages to handle duplicate contract alerts and pricing notices.
- Enhanced contract expiry management with a nightly sweep service.
- Added unit tests for new features and updated existing tests for contract handling.

apps/edr-freight-web/backoffice/src/pages/fleet/FleetCrudPages.tsx

@@ -1180,22 +1180,16 @@ export function LocomotivesCrudPage() {
         // of the weight tolerance.
         { key: 'overageToleranceTons', label: 'Weight tolerance (tons over max pull)', type: 'number' },
         { key: 'overageToleranceMeters', label: 'Length tolerance (meters over max length)', type: 'number' },
-        { key: 'powerKw', label: 'Power (kW)', type: 'number' },
-        { key: 'tractionForceKn', label: 'Traction force (kN)', type: 'number' },
-        { key: 'maxSpeedKmh', label: 'Max speed (km/h)', type: 'number' },
       ]}
       emptyValues={{
         code: '',
         name: '',
         locomotiveType: 'DIESEL',
         status: 'AVAILABLE',
-        maxPullWeightTons: 0,
+        maxPullWeightTons: 3500,
         maxTrainLengthMeters: 760,
-        overageToleranceTons: '',
-        overageToleranceMeters: '',
-        powerKw: '',
-        tractionForceKn: '',
-        maxSpeedKmh: '',
+        overageToleranceTons: 93,
+        overageToleranceMeters: 10,
       }}
     />
   );

apps/edr-freight-web/backoffice/src/pages/fleet/config/resources.ts

@@ -233,22 +233,16 @@ export const FLEET_RESOURCES: FleetResourceConfig[] = [
       // of the weight tolerance.
       { name: "overageToleranceTons", label: "Weight tolerance (tons over max pull)", type: "number" },
       { name: "overageToleranceMeters", label: "Length tolerance (meters over max length)", type: "number" },
-      { name: "powerKw", label: "Power (kW)", type: "number" },
-      { name: "tractionForceKn", label: "Traction force (kN)", type: "number" },
-      { name: "maxSpeedKmh", label: "Max speed (km/h)", type: "number" },
     ],
     emptyValues: {
       name: "",
       locomotiveType: "DIESEL",
       status: "AVAILABLE",
       currentYardId: "",
-      maxPullWeightTons: 2500,
+      maxPullWeightTons: 3500,
       maxTrainLengthMeters: 760,
-      overageToleranceTons: "",
-      overageToleranceMeters: "",
-      powerKw: "",
-      tractionForceKn: "",
-      maxSpeedKmh: "",
+      overageToleranceTons: 93,
+      overageToleranceMeters: 10,
     },
   },
   {