Organize backend into product executable and shared Go modules

backend/product/app/api/runtime.go

@@ -0,0 +1,39 @@
+package api
+
+import "git.sendico.io/tech/sxchnge/shared/service"
+
+type ConfigProvider interface {
+	SharedConfig() *Config
+}
+
+type ConfigFactory func() ConfigProvider
+type RuntimeComponents map[string]any
+type RuntimeBootstrapFunc func(API) (RuntimeComponents, error)
+type RuntimeFinishFunc func(API) error
+
+type RuntimeConfig struct {
+	Name          string
+	Services      []ServiceFactory
+	ConfigFactory ConfigFactory
+	Bootstrap     RuntimeBootstrapFunc
+	Finish        RuntimeFinishFunc
+}
+
+type ServiceFactory struct {
+	Name    mservice.Type
+	Factory MicroServiceFactoryT
+}
+
+func (cfg RuntimeConfig) RuntimeName() string {
+	if cfg.Name == "" {
+		return "edge"
+	}
+	return cfg.Name
+}
+
+func (cfg RuntimeConfig) NewConfig() ConfigProvider {
+	if cfg.ConfigFactory != nil {
+		return cfg.ConfigFactory()
+	}
+	return &Config{}
+}