minor linting things

cmd/showbridge/main.go

@@ -159,7 +159,7 @@ func run(ctx context.Context, c *cli.Command) error {
 		return errors.New("config path cannot be empty")
 	}
 
-	logLevel := slog.LevelInfo
+	var logLevel slog.Level
 
 	logLevelFromFlag := c.String("log-level")
 

internal/framer/slip.go

@@ -25,9 +25,10 @@ func (sf *SlipFramer) Decode(data []byte) [][]byte {
 		}
 
 		if escapeNext {
-			if packetByte == ESC_END {
+			switch packetByte {
+			case ESC_END:
 				sf.buffer = append(sf.buffer, END)
-			} else if packetByte == ESC_ESC {
+			case ESC_ESC:
 				sf.buffer = append(sf.buffer, ESC)
 			}
 			escapeNext = false

internal/module/tcp-server.go

@@ -236,7 +236,7 @@ func (ts *TCPServer) Output(ctx context.Context, payload any) error {
 	for _, connection := range ts.connections {
 		_, err := connection.Write(payloadBytes)
 		if err != nil {
-			errorString.WriteString(fmt.Sprintf("%s\n", err.Error()))
+			fmt.Fprintf(&errorString, "%s\n", err.Error())
 		}
 	}
 	ts.connectionsMu.Unlock()