chore: move the go code into a subfolder

apps/api/internal/eventstore/handler/init.go

@@ -0,0 +1,14 @@
+package handler
+
+import "context"
+
+// Init initializes the projection with the given check
+type Init func(context.Context, *Check) error
+
+type Check struct {
+	Executes []func(ctx context.Context, executer Executer, projectionName string) (bool, error)
+}
+
+func (c *Check) IsNoop() bool {
+	return len(c.Executes) == 0
+}