refactor: consistent naming

internal/app/app.go

@@ -64,7 +64,7 @@ func Run(ctx context.Context, params RunParams) error {
 	updateUI := func() { ui.SetState(*state) }
 	updateUI()
 
-	srv, err := mediaserver.NewActor(ctx, mediaserver.StartActorParams{
+	srv, err := mediaserver.NewActor(ctx, mediaserver.NewActorParams{
 		StreamKey:       mediaserver.StreamKey(cfg.Sources.RTMP.StreamKey),
 		ContainerClient: containerClient,
 		Logger:          logger.With("component", "mediaserver"),
@@ -74,7 +74,7 @@ func Run(ctx context.Context, params RunParams) error {
 	}
 	defer srv.Close()
 
-	repl := replicator.StartActor(ctx, replicator.NewActorParams{
+	repl := replicator.StartActor(ctx, replicator.StartActorParams{
 		SourceURL:       srv.RTMPInternalURL(),
 		ContainerClient: containerClient,
 		Logger:          logger.With("component", "replicator"),

internal/mediaserver/actor.go

@@ -59,9 +59,9 @@ type Actor struct {
 	state *domain.Source
 }
 
-// StartActorParams contains the parameters for starting a new media server
+// NewActorParams contains the parameters for building a new media server
 // actor.
-type StartActorParams struct {
+type NewActorParams struct {
 	APIPort                   int           // defaults to 9997
 	RTMPPort                  int           // defaults to 1935
 	StreamKey                 StreamKey     // defaults to "live"
@@ -74,7 +74,7 @@ type StartActorParams struct {
 // NewActor creates a new media server actor.
 //
 // Callers must consume the state channel exposed via [C].
-func NewActor(ctx context.Context, params StartActorParams) (_ *Actor, err error) {
+func NewActor(ctx context.Context, params NewActorParams) (_ *Actor, err error) {
 	tlsCert, tlsKey, err := generateTLSCert()
 	if err != nil {
 		return nil, fmt.Errorf("generate TLS cert: %w", err)

internal/replicator/replicator.go

@@ -43,12 +43,13 @@ type Actor struct {
 	stateC          chan State
 
 	// mutable state
+
 	currURLs  map[string]struct{}
 	nextIndex int
 }
 
-// NewActorParams contains the parameters for starting a new replicator actor.
-type NewActorParams struct {
+// StartActorParams contains the parameters for starting a new replicator actor.
+type StartActorParams struct {
 	SourceURL       string
 	ChanSize        int
 	ContainerClient *container.Client
@@ -58,7 +59,7 @@ type NewActorParams struct {
 // StartActor starts a new replicator actor.
 //
 // The channel exposed by [C] must be consumed by the caller.
-func StartActor(ctx context.Context, params NewActorParams) *Actor {
+func StartActor(ctx context.Context, params StartActorParams) *Actor {
 	ctx, cancel := context.WithCancel(ctx)
 
 	actor := &Actor{