can not docker build in gitpod

[m986883511]

Am I missing something？

gitpod /workspace/quicktime_video_hack/docker (main) $ git status
On branch main
Your branch is up to date with 'origin/main'.

nothing to commit, working tree clean
gitpod /workspace/quicktime_video_hack/docker (main) $ docker build -f Dockerfile.debian -t "qvhrun:$(git branch --show-current)" .
Sending build context to Docker daemon  5.632kB
Step 1/6 : FROM debian:latest
 ---> d40157244907
Step 2/6 : RUN apt-get update && apt install -y libgstreamer1.0-0 gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-doc gstreamer1.0-tools gstreamer1.0-x gstreamer1.0-alsa gstreamer1.0-gl gstreamer1.0-gtk3 gstreamer1.0-qt5 gstreamer1.0-pulseaudio
 ---> Running in 562501d796ad
Get:1 http://deb.debian.org/debian bullseye InRelease [116 kB]
Get:2 http://deb.debian.org/debian bullseye-updates InRelease [39.4 kB]
Get:3 http://deb.debian.org/debian bullseye/main amd64 Packages [8183 kB]
Get:4 http://security.debian.org/debian-security bullseye-security InRelease [44.1 kB]
Get:5 http://deb.debian.org/debian bullseye-updates/main amd64 Packages [2596 B]
Get:6 http://security.debian.org/debian-security bullseye-security/main amd64 Packages [122 kB]
Fetched 8507 kB in 1s (6838 kB/s)
Reading package lists...

WARNING: apt does not have a stable CLI interface. Use with caution in scripts.

Reading package lists...
Building dependency tree...
Reading state information...
Package gstreamer1.0-doc is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source

E: Package 'gstreamer1.0-doc' has no installation candidate
The command '/bin/sh -c apt-get update && apt install -y libgstreamer1.0-0 gstreamer1.0-plugins-base gstreamer1.0-plugins-good gstreamer1.0-plugins-bad gstreamer1.0-plugins-ugly gstreamer1.0-libav gstreamer1.0-doc gstreamer1.0-tools gstreamer1.0-x gstreamer1.0-alsa gstreamer1.0-gl gstreamer1.0-gtk3 gstreamer1.0-qt5 gstreamer1.0-pulseaudio' returned a non-zero code: 100
gitpod /workspace/quicktime_video_hack/docker (main) $ apt update