Alleggerisce il relay YouTube e rilascia Android 2.0.8.

ffmpeg fa solo remux copy A/V; le app fissano AAC 48 kHz mono; sync deploy non cancella più garage.prod.toml.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/spec/services/streams/youtube_relay_spec.rb

@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+require "rails_helper"
+
+RSpec.describe Streams::YoutubeRelay do
+  describe ".youtube_ffmpeg_args (private)" do
+    def args(mode, url)
+      described_class.send(:youtube_ffmpeg_args, [mode, url], "rtmps://a.rtmps.youtube.com/live2/key")
+    end
+
+    it "remuxes RTMP with video and audio copy (no AAC re-encode)" do
+      cmd = args(:rtmp, "rtmp://mediamtx:1935/live/match_x")
+      expect(cmd).to include("-c:v", "copy", "-c:a", "copy", "-f", "flv")
+      expect(cmd).not_to include("aac")
+      expect(cmd.join(" ")).not_to include("-b:a")
+    end
+
+    it "remuxes HLS with AAC bitstream filter for FLV" do
+      cmd = args(:hls, "http://mediamtx:8888/live/match_x/index.m3u8")
+      expect(cmd).to include("-c:v", "copy", "-c:a", "copy", "-bsf:a", "aac_adtstoasc", "-f", "flv")
+      expect(cmd).not_to include("-b:a")
+    end
+  end
+end