Add USB, Notifications, Network plugins and reusable EmployeeSearch component

New Plugins:
- USB plugin: Device checkout/checkin with employee lookup, checkout history
- Notifications plugin: Announcements with types, scheduling, shopfloor display
- Network plugin: Network device management with subnets and VLANs
- Equipment and Computers plugins: Asset type separation

Frontend:
- EmployeeSearch component: Reusable employee lookup with autocomplete
- USB views: List, detail, checkout/checkin modals
- Notifications views: List, form with recognition mode
- Network views: Device list, detail, form
- Calendar view with FullCalendar integration
- Shopfloor and TV dashboard views
- Reports index page
- Map editor for asset positioning
- Light/dark mode fixes for map tooltips

Backend:
- Employee search API with external lookup service
- Collector API for PowerShell data collection
- Reports API endpoints
- Slides API for TV dashboard
- Fixed AppVersion model (removed BaseModel inheritance)
- Added checkout_name column to usbcheckouts table

Styling:
- Unified detail page styles
- Improved pagination (page numbers instead of prev/next)
- Dark/light mode theme improvements

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

shopdb/__init__.py

@@ -69,6 +69,7 @@ def register_blueprints(app: Flask):
     """Register core API blueprints."""
     from .core.api import (
         auth_bp,
+        assets_bp,
         machines_bp,
         machinetypes_bp,
         pctypes_bp,
@@ -82,11 +83,16 @@ def register_blueprints(app: Flask):
         applications_bp,
         knowledgebase_bp,
         search_bp,
+        reports_bp,
+        collector_bp,
+        employees_bp,
+        slides_bp,
     )
 
     api_prefix = '/api'
 
     app.register_blueprint(auth_bp, url_prefix=f'{api_prefix}/auth')
+    app.register_blueprint(assets_bp, url_prefix=f'{api_prefix}/assets')
     app.register_blueprint(machines_bp, url_prefix=f'{api_prefix}/machines')
     app.register_blueprint(machinetypes_bp, url_prefix=f'{api_prefix}/machinetypes')
     app.register_blueprint(pctypes_bp, url_prefix=f'{api_prefix}/pctypes')
@@ -100,6 +106,10 @@ def register_blueprints(app: Flask):
     app.register_blueprint(applications_bp, url_prefix=f'{api_prefix}/applications')
     app.register_blueprint(knowledgebase_bp, url_prefix=f'{api_prefix}/knowledgebase')
     app.register_blueprint(search_bp, url_prefix=f'{api_prefix}/search')
+    app.register_blueprint(reports_bp, url_prefix=f'{api_prefix}/reports')
+    app.register_blueprint(collector_bp, url_prefix=f'{api_prefix}/collector')
+    app.register_blueprint(employees_bp, url_prefix=f'{api_prefix}/employees')
+    app.register_blueprint(slides_bp, url_prefix=f'{api_prefix}/slides')
 
 
 def register_cli_commands(app: Flask):