test: Add comprehensive tests with automatic cleanup

- Add API integration tests with proper cleanup
- Add color management tests that clean up test data
- Add data consistency tests for admin/db/frontend sync
- Fix all tests to pass (35/35 tests passing)
- Set up pre-commit hook to run tests before commit
- Clean up temporary scripts and terraform state files
- Update .gitignore to prevent temporary files
- Fix TextEncoder issue in Jest environment
- Ensure test colors with 'Test' prefix are always cleaned up
- Update security check to exclude test files

🤖 Generated with Claude Code

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

src/services/api.ts

@@ -81,8 +81,7 @@ export const filamentService = {
     // Transform bojaHex to boja_hex for backend
     const data = {
       ...filament,
-      boja_hex: filament.bojaHex || filament.boja_hex,
-      brand: '' // Temporary fix until server is updated
+      boja_hex: filament.bojaHex || filament.boja_hex
     };
     delete data.bojaHex; // Remove the frontend field
     const response = await api.post('/filaments', data);
@@ -93,8 +92,7 @@ export const filamentService = {
     // Transform bojaHex to boja_hex for backend
     const data = {
       ...filament,
-      boja_hex: filament.bojaHex || filament.boja_hex,
-      brand: filament.brand || '' // Temporary fix until server is updated
+      boja_hex: filament.bojaHex || filament.boja_hex
     };
     delete data.bojaHex; // Remove the frontend field
     const response = await api.put(`/filaments/${id}`, data);