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

pkg/can-go/internal/clock/clock.go

@@ -0,0 +1,27 @@
+// Package clock provides primitives for mocking time.
+package clock
+
+import (
+	"time"
+)
+
+// Clock provides capabilities from the time standard library package.
+type Clock interface {
+	// After waits for the duration to elapse and then sends the current time on the returned channel.
+	After(duration time.Duration) <-chan time.Time
+
+	// NewTicker returns a new Ticker.
+	NewTicker(d time.Duration) Ticker
+
+	// Now returns the current local time.
+	Now() time.Time
+}
+
+// Ticker wraps the time.Ticker class.
+type Ticker interface {
+	// C returns the channel on which the ticks are delivered.
+	C() <-chan time.Time
+
+	// Stop the Ticker.
+	Stop()
+}