enhance booking and contract notification systems

- Added detailed logging for socket connection events in useBookingWindowSocket.
- Introduced new notification types for contract status and schedule updates.
- Updated notification visuals to include new icons for contract status.
- Enhanced notification href resolution for contract status and schedule updates.
- Implemented booking lifecycle notifier service for customer and staff notifications.
- Created contract notifier service for managing contract lifecycle notifications.
- Added end-to-end tests for booking window socket functionality.

apps/edr-freight-api/src/modules/contracts/contract-transition.service.ts

@@ -22,6 +22,7 @@ import { FilesService } from '../files/files.service';
 import { SignaturesService } from '../signatures/signatures.service';
 import { OtpService } from '../otp/otp.service';
 import { ContractPricingService } from './contract-pricing.service';
+import { ContractNotifierService } from './contract-notifier.service';
 import { ClearanceMilestoneService } from './clearance-milestone.service';
 import { ContractsRepository } from './contracts.repository';
 import { ContractsService } from './contracts.service';
@@ -66,6 +67,7 @@ export class ContractTransitionService {
     private readonly pdfService: ContractPdfService,
     private readonly minioService: MinioService,
     private readonly otpService: OtpService,
+    private readonly notifier: ContractNotifierService,
   ) {}
 
   /** Customer submits the contract for approval → SUBMITTED; freeze unit rates. */
@@ -79,7 +81,9 @@ export class ContractTransitionService {
     await this.contractsRepository.update(contractId, {
       status: 'SUBMITTED',
     } as never);
-    return this.contractsService.findById(contractId);
+    const updated = await this.contractsService.findById(contractId);
+    this.notifier.submittedToStaff(updated);
+    return updated;
   }
 
   /** Confirm a price change before submit (mirrors booking confirm-submit). */
@@ -93,7 +97,9 @@ export class ContractTransitionService {
     await this.contractsRepository.update(contractId, {
       status: 'SUBMITTED',
     } as never);
-    return this.contractsService.findById(contractId);
+    const updated = await this.contractsService.findById(contractId);
+    this.notifier.submittedToStaff(updated);
+    return updated;
   }
 
   /**
@@ -130,7 +136,9 @@ export class ContractTransitionService {
       contractValidFrom: validFrom,
       contractValidUntil: validUntil,
     } as never);
-    return this.contractsService.findById(contractId);
+    const updated = await this.contractsService.findById(contractId);
+    this.notifier.accepted(updated);
+    return updated;
   }
 
   /**
@@ -218,7 +226,9 @@ export class ContractTransitionService {
     await this.contractsRepository.update(contractId, {
       status: 'CHANGES_REQUESTED',
     } as never);
-    return this.contractsService.findById(contractId);
+    const updated = await this.contractsService.findById(contractId);
+    this.notifier.changesRequested(updated, note);
+    return updated;
   }
 
   async reject(contractId: string, reason: string, actorId: string): Promise<Contract> {
@@ -235,7 +245,9 @@ export class ContractTransitionService {
     await this.contractsRepository.update(contractId, {
       status: 'REJECTED',
     } as never);
-    return this.contractsService.findById(contractId);
+    const updated = await this.contractsService.findById(contractId);
+    this.notifier.rejected(updated, reason);
+    return updated;
   }
 
   /** Approve one approval step in sequence; → APPROVED when all complete. */
@@ -297,7 +309,11 @@ export class ContractTransitionService {
     if (Object.keys(updates).length > 0) {
       await this.contractsRepository.update(contractId, updates as never);
     }
-    return this.contractsService.findById(contractId);
+    const updated = await this.contractsService.findById(contractId);
+    if (allDone) {
+      this.notifier.approved(updated);
+    }
+    return updated;
   }
 
   /**
@@ -535,7 +551,9 @@ export class ContractTransitionService {
         customerSignedAt: new Date(),
       } as never);
       await this.regenerateContractPdf(contractId, contract.reference);
-      return this.contractsService.findById(contractId);
+      const updated = await this.contractsService.findById(contractId);
+      this.notifier.customerSignedToStaff(updated);
+      return updated;
     }
 
     return this.counterSign(contractId, dto, options);
@@ -605,7 +623,9 @@ export class ContractTransitionService {
 
     await this.contractsRepository.update(contractId, updates as never);
     await this.regenerateContractPdf(contractId, contract.reference);
-    return this.contractsService.findById(contractId);
+    const updated = await this.contractsService.findById(contractId);
+    this.notifier.signedActive(updated);
+    return updated;
   }
 
   /** Customer requests renewal → RENEWAL_DRAFT linked via renewalOfId. */