chore: add golangci-lint v2 config and fix linter warnings (#46)

- [x] Add golangci-lint v2 configuration with formatters section
- [x] Reorganize linters-settings under linters section
- [x] Replace if-else chains with switch statements for clarity
- [x] Wrap all ignored error returns with `_ = ` pattern
- [x] Add OSC 8 hyperlink helper function for clickable ports
- [x] Add blank line in table styling function
- [x] Remove unnecessary type assertion in test

internal/ui/wizard_views.go

@@ -1304,10 +1304,10 @@ func decompressContent(content string, headers map[string]string) string {
 		if err != nil {
 			return content // Return original on error
 		}
-		defer reader.Close()
+		defer func() { _ = reader.Close() }()
 	case "deflate":
 		reader = flate.NewReader(bytes.NewReader(data))
-		defer reader.Close()
+		defer func() { _ = reader.Close() }()
 	default:
 		// br (brotli), compress, zstd - not in stdlib, return original
 		return content