fix: add 'opus' to the container aliases for improved direct play detection

Signed-off-by: Deluan <deluan@navidrome.org>

core/transcode/aliases.go

@@ -10,7 +10,7 @@ var containerAliasGroups = func() map[string]string {
 	groups := [][]string{
 		{"aac", "adts", "m4a", "mp4", "m4b", "m4p"},
 		{"mpeg", "mp3", "mp2"},
-		{"ogg", "oga"},
+		{"ogg", "oga", "opus"},
 		{"aif", "aiff"},
 		{"asf", "wma"},
 		{"mpc", "mpp"},

core/transcode/decider_test.go

@@ -129,6 +129,18 @@ var _ = Describe("Decider", func() {
 				Expect(decision.CanDirectPlay).To(BeTrue())
 			})
 
+			It("handles container aliases (opus -> ogg)", func() {
+				mf := withProbe(&model.MediaFile{ID: "1", Suffix: "opus", Codec: "Opus", BitRate: 165, Channels: 2, SampleRate: 48000})
+				ci := &ClientInfo{
+					DirectPlayProfiles: []DirectPlayProfile{
+						{Containers: []string{"ogg"}, AudioCodecs: []string{"opus"}, Protocols: []string{ProtocolHTTP}},
+					},
+				}
+				decision, err := svc.MakeDecision(ctx, mf, ci, DecisionOptions{})
+				Expect(err).ToNot(HaveOccurred())
+				Expect(decision.CanDirectPlay).To(BeTrue())
+			})
+
 			It("handles codec aliases (adts -> aac)", func() {
 				mf := withProbe(&model.MediaFile{ID: "1", Suffix: "m4a", Codec: "AAC", BitRate: 256, Channels: 2})
 				ci := &ClientInfo{