feat: Implement Entity Suggestion Manager and Modal components

- Added EntitySuggestionManager.vue to manage entity suggestions and authentication.
- Created EntitySuggestionModal.vue for displaying suggestions and adding new entities.
- Integrated AuthManager for user authentication within the suggestion modal.
- Enhanced signal handling in start-servers.sh for graceful shutdown of servers.
- Improved server startup script to ensure proper cleanup and responsiveness to termination signals.
- Added documentation for signal handling fixes and usage instructions.

backend/apps/accounts/management/commands/setup_social_providers.py

@@ -4,48 +4,44 @@ from django.contrib.sites.models import Site
 
 
 class Command(BaseCommand):
-    help = 'Set up social authentication providers for development'
+    help = "Set up social authentication providers for development"
 
     def handle(self, *args, **options):
         # Get the current site
         site = Site.objects.get_current()
-        self.stdout.write(f'Setting up social providers for site: {site}')
+        self.stdout.write(f"Setting up social providers for site: {site}")
 
         # Clear existing social apps to avoid duplicates
         deleted_count = SocialApp.objects.all().delete()[0]
-        self.stdout.write(f'Cleared {deleted_count} existing social apps')
+        self.stdout.write(f"Cleared {deleted_count} existing social apps")
 
         # Create Google social app
         google_app = SocialApp.objects.create(
-            provider='google',
-            name='Google',
-            client_id='demo-google-client-id.apps.googleusercontent.com',
-            secret='demo-google-client-secret',
-            key='',
+            provider="google",
+            name="Google",
+            client_id="demo-google-client-id.apps.googleusercontent.com",
+            secret="demo-google-client-secret",
+            key="",
         )
         google_app.sites.add(site)
-        self.stdout.write(
-            self.style.SUCCESS('✅ Created Google social app')
-        )
+        self.stdout.write(self.style.SUCCESS("✅ Created Google social app"))
 
         # Create Discord social app
         discord_app = SocialApp.objects.create(
-            provider='discord',
-            name='Discord',
-            client_id='demo-discord-client-id',
-            secret='demo-discord-client-secret',
-            key='',
+            provider="discord",
+            name="Discord",
+            client_id="demo-discord-client-id",
+            secret="demo-discord-client-secret",
+            key="",
         )
         discord_app.sites.add(site)
-        self.stdout.write(
-            self.style.SUCCESS('✅ Created Discord social app')
-        )
+        self.stdout.write(self.style.SUCCESS("✅ Created Discord social app"))
 
         # List all social apps
-        self.stdout.write('\nConfigured social apps:')
+        self.stdout.write("\nConfigured social apps:")
         for app in SocialApp.objects.all():
-            self.stdout.write(f'- {app.name} ({app.provider}): {app.client_id}')
+            self.stdout.write(f"- {app.name} ({app.provider}): {app.client_id}")
 
         self.stdout.write(
-            self.style.SUCCESS(f'\nTotal social apps: {SocialApp.objects.count()}')
+            self.style.SUCCESS(f"\nTotal social apps: {SocialApp.objects.count()}")
         )