command:
          - sh
          args:
            - -ce
            - |-
              ffmpeg -re -i https://stream.fosdem.org/aw1120-1080p.m3u8 -c copy -f flv $RTMP_URL/$KEY
          env:
            - name: RTMP_URL
              value: rtmp://peertube1-livestream-local:1935/live
            - name: KEY
              value: XXXXXXXXXXXXXXXXXXX
         
Output:

ffmpeg version 7.1.3-0+deb13u1 Copyright (c) 2000-2025 the FFmpeg developers
  built with gcc 14 (Debian 14.2.0-19)
  configuration: --prefix=/usr --extra-version=0+deb13u1 --toolchain=hardened --libdir=/usr/lib/x86_64-linux-gnu --incdir=/usr/include/x86_64-linux-gnu --arch=amd64 --enable-gpl --disable-stripping --disable-libmfx --disable-omx --enable-gnutls --enable-libaom --enable-libass --enable-libbs2b --enable-libcdio --enable-libcodec2 --enable-libdav1d --enable-libflite --enable-libfontconfig --enable-libfreetype --enable-libfribidi --enable-libglslang --enable-libgme --enable-libgsm --enable-libharfbuzz --enable-libmp3lame --enable-libmysofa --enable-libopenjpeg --enable-libopenmpt --enable-libopus --enable-librubberband --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx265 --enable-libxml2 --enable-libxvid --enable-libzimg --enable-openal --enable-opencl --enable-opengl --disable-sndio --enable-libvpl --enable-libdc1394 --enable-libdrm --enable-libiec61883 --enable-chromaprint --enable-frei0r --enable-ladspa --enable-libbluray --enable-libcaca --enable-libdvdnav --enable-libdvdread --enable-libjack --enable-libpulse --enable-librabbitmq --enable-librist --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-libx264 --enable-libzmq --enable-libzvbi --enable-lv2 --enable-sdl2 --enable-libplacebo --enable-librav1e --enable-pocketsphinx --enable-librsvg --enable-libjxl --enable-shared
  libavutil      59. 39.100 / 59. 39.100
  libavcodec     61. 19.101 / 61. 19.101
  libavformat    61.  7.100 / 61.  7.100
  libavdevice    61.  3.100 / 61.  3.100
  libavfilter    10.  4.100 / 10.  4.100
  libswscale      8.  3.100 /  8.  3.100
  libswresample   5.  3.100 /  5.  3.100
  libpostproc    58.  3.100 / 58.  3.100
[hls @ 0x55e22a23d200] Skip ('#EXT-X-VERSION:3')
[hls @ 0x55e22a23d200] Opening 'https://stream.fosdem.org/aw1120-1080p-20260121069796.ts' for reading
[hls @ 0x55e22a23d200] Opening 'https://stream.fosdem.org/aw1120-1080p-20260121069797.ts' for reading
Input #0, hls, from 'https://stream.fosdem.org/aw1120-1080p.m3u8':
  Duration: N/A, start: 58772.458667, bitrate: N/A
  Program 0 
    Metadata:
      variant_bitrate : 0
  Stream #0:0: Video: h264 (High) ([27][0][0][0] / 0x001B), yuv420p(tv, bt709), 1920x1080 [SAR 1:1 DAR 16:9], 30 fps, 30 tbr, 90k tbn
      Metadata:
        variant_bitrate : 0
  Stream #0:1: Audio: aac (LC) ([15][0][0][0] / 0x000F), 48000 Hz, mono, fltp
      Metadata:
        variant_bitrate : 0
Stream mapping:
  Stream #0:0 -> #0:0 (copy)
  Stream #0:1 -> #0:1 (copy)
Output #0, flv, to 'rtmp://peertube1-livestream-local:1935/live/XXXXXXXXXXXXXXXXXXXXXXXXXXX':
  Metadata:
    encoder         : Lavf61.7.100
  Stream #0:0: Video: h264 (High) ([7][0][0][0] / 0x0007), yuv420p(tv, bt709), 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 30 fps, 30 tbr, 1k tbn
      Metadata:
        variant_bitrate : 0
  Stream #0:1: Audio: aac (LC) ([10][0][0][0] / 0x000A), 48000 Hz, mono, fltp
      Metadata:
        variant_bitrate : 0
Press [q] to stop, [?] for help
[https @ 0x55e22a612240] Opening 'https://stream.fosdem.org/aw1120-1080p-20260121069798.ts' for reading
[hls @ 0x55e22a23d200] Skip ('#EXT-X-VERSION:3')=00:00:03.92 bitrate=3093.8kbits/s speed=1.12x    
[https @ 0x55e22a630b80] Opening 'https://stream.fosdem.org/aw1120-1080p-20260121069799.ts' for reading
[https @ 0x55e22a612240] Opening 'https://stream.fosdem.org/aw1120-1080p-20260121069800.ts' for reading
[https @ 0x7fb0f8005b40] Opening 'https://stream.fosdem.org/aw1120-1080p.m3u8' for reading.07x    
[hls @ 0x55e22a23d200] Skip ('#EXT-X-VERSION:3')
[https @ 0x55e22a630b80] Opening 'https://stream.fosdem.org/aw1120-1080p-20260121069801.ts' for reading
[https @ 0x7fb0f8005b40] Opening 'https://stream.fosdem.org/aw1120-1080p.m3u8' for reading.05x