Refactor XML response handling in device extended and security tests

- Adjusted formatting in XML response strings for consistency in device_extended_test.go and device_security_test.go.
- Improved readability by aligning XML declaration and body content.
- Updated mock server responses to ensure proper handling of various ONVIF operations.

Enhance device security and storage handling

- Refactored struct field declarations in device_security.go and device_storage_test.go for improved clarity.
- Ensured consistent formatting across struct definitions and XML tags.

Standardize whitespace and formatting across multiple files

- Removed unnecessary blank lines and adjusted indentation in discovery, imaging, media, and PTZ server files.
- Improved overall code readability and maintainability by ensuring consistent formatting.

Update example applications for better readability

- Cleaned up whitespace in example applications to enhance code clarity.
- Ensured consistent formatting in main.go files across various examples.

Refactor server and SOAP handler code for consistency

- Standardized struct field declarations and XML tag formatting in server and SOAP handler files.
- Improved readability by aligning struct fields and ensuring consistent use of whitespace.

General code cleanup and formatting adjustments

- Applied consistent formatting across various files, including types.go and test files.
- Enhanced readability by aligning struct fields and removing unnecessary blank lines.

examples/discovery/main.go

@@ -11,7 +11,7 @@ import (
 
 func main() {
 	fmt.Println("Discovering ONVIF devices on the network...")
-	
+
 	// Create a context with timeout
 	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
 	defer cancel()

examples/imaging-settings/main.go

@@ -100,15 +100,15 @@ func main() {
 
 	// Modify some settings
 	fmt.Println("\n\nModifying imaging settings...")
-	
+
 	// Increase brightness
 	newBrightness := 60.0
 	settings.Brightness = &newBrightness
-	
+
 	// Increase contrast
 	newContrast := 55.0
 	settings.Contrast = &newContrast
-	
+
 	// Set to auto exposure
 	if settings.Exposure != nil {
 		settings.Exposure.Mode = "AUTO"

examples/ptz-control/main.go

@@ -89,7 +89,7 @@ func demonstratePTZ(ctx context.Context, client *onvif.Client, profileToken stri
 	fmt.Println("Moving camera right...")
 	velocity := &onvif.PTZSpeed{
 		PanTilt: &onvif.Vector2D{
-			X: 0.5,  // Move right
+			X: 0.5, // Move right
 			Y: 0.0,
 		},
 	}

examples/test-server/main.go

@@ -73,7 +73,7 @@ func main() {
 	for i, profile := range profiles {
 		fmt.Printf("\n   Profile %d: %s\n", i+1, profile.Name)
 		fmt.Printf("   Token: %s\n", profile.Token)
-		
+
 		if profile.VideoEncoderConfiguration != nil {
 			fmt.Printf("   Video: %dx%d @ %s\n",
 				profile.VideoEncoderConfiguration.Resolution.Width,
@@ -98,7 +98,7 @@ func main() {
 		// Test PTZ if available
 		if profile.PTZConfiguration != nil {
 			fmt.Println("   PTZ: ✓ Enabled")
-			
+
 			// Get PTZ status
 			status, err := client.GetStatus(ctx, profile.Token)
 			if err == nil {
@@ -121,7 +121,7 @@ func main() {
 	if len(profiles) > 0 && profiles[0].PTZConfiguration != nil {
 		fmt.Println("🎮 Test 5: Testing PTZ Control...")
 		profileToken := profiles[0].Token
-		
+
 		// Absolute move to home position
 		fmt.Println("   Moving to home position...")
 		position := &onvif.PTZVector{