chore: update document approval workflow and bug fixes

Modules/ProjectManagement/app/Enums/ProjectStatus.php

@@ -0,0 +1,37 @@
+<?php
+
+namespace Modules\ProjectManagement\Enums;
+
+enum ProjectStatus: string
+{
+    case UnderBidding = 'under_bidding';
+    case Planning = 'planning';
+    case InProgress = 'in_progress';
+    case OnHold = 'on_hold';
+    case Completed = 'completed';
+    case Closed = 'closed';
+
+    public function label(): string
+    {
+        return match ($this) {
+            self::UnderBidding => 'Under Bidding',
+            self::Planning => 'Planning',
+            self::InProgress => 'In Progress',
+            self::OnHold => 'On Hold',
+            self::Completed => 'Completed',
+            self::Closed => 'Closed',
+        };
+    }
+
+    public function allowedTransitions(): array
+    {
+        return match ($this) {
+            self::UnderBidding => [self::Planning, self::Closed],
+            self::Planning => [self::InProgress, self::OnHold, self::Closed],
+            self::InProgress => [self::OnHold, self::Completed],
+            self::OnHold => [self::InProgress, self::Closed],
+            self::Completed => [self::Closed],
+            self::Closed => [],
+        };
+    }
+}