Refactor kafka to pure Go (franz-go), fix DBC stubs, update Dockerfile

pkg/can-go/message.go

@@ -0,0 +1,17 @@
+package can
+
+// Message is anything that can marshal and unmarshal itself to/from a CAN frame.
+type Message interface {
+	FrameMarshaler
+	FrameUnmarshaler
+}
+
+// FrameMarshaler can marshal itself to a CAN frame.
+type FrameMarshaler interface {
+	MarshalFrame() (Frame, error)
+}
+
+// FrameUnmarshaler can unmarshal itself from a CAN frame.
+type FrameUnmarshaler interface {
+	UnmarshalFrame(Frame) error
+}