Standardize screen position naming to snake_case

- Update screen position naming from camelCase to snake_case (top_left, top_right, bottom_left, bottom_right)
- Refactor getActive route to use SCREEN_POSITIONS constant for DRY code
- Update documentation to reflect new file naming convention
- Remove unnecessary console.log for internal network requests in middleware
- Improve code maintainability and consistency across the codebase

🤖 Generated with [Claude Code](https://claude.ai/code)

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

middleware.ts

@@ -21,10 +21,6 @@ export function middleware(request: NextRequest) {
     // Skip authentication for localhost/internal requests (optional security)
     const host = request.headers.get('host');
     if (host && (host.startsWith('localhost') || host.startsWith('127.0.0.1') || host.startsWith('192.168.'))) {
-      // Don't log for frequently polled endpoints to reduce noise
-      if (!request.nextUrl.pathname.includes('/api/obsStatus')) {
-        console.log('Allowing internal network access without API key');
-      }
       return NextResponse.next();
     }