Update build scripts in Containerfile

Replace 10-build.sh with 10-repos.sh and add additional build scripts for multimedia, virtualization, and Steam.

Containerfile

@@ -60,9 +60,32 @@ RUN --mount=type=bind,from=ctx,source=/,target=/ctx \
     --mount=type=cache,dst=/var/cache \
     --mount=type=cache,dst=/var/log \
     --mount=type=tmpfs,dst=/tmp \
-    /ctx/build/10-build.sh
+    /ctx/build/10-repos.sh
+
+RUN --mount=type=bind,from=ctx,source=/,target=/ctx \
+    --mount=type=cache,dst=/var/cache \
+    --mount=type=cache,dst=/var/log \
+    --mount=type=tmpfs,dst=/tmp \
+    /ctx/build/20-multimedia.sh
+
+RUN --mount=type=bind,from=ctx,source=/,target=/ctx \
+    --mount=type=cache,dst=/var/cache \
+    --mount=type=cache,dst=/var/log \
+    --mount=type=tmpfs,dst=/tmp \
+    /ctx/build/30-virt.sh
+
+RUN --mount=type=bind,from=ctx,source=/,target=/ctx \
+    --mount=type=cache,dst=/var/cache \
+    --mount=type=cache,dst=/var/log \
+    --mount=type=tmpfs,dst=/tmp \
+    /ctx/build/40-steam.sh
+
+RUN --mount=type=bind,from=ctx,source=/,target=/ctx \
+    --mount=type=cache,dst=/var/cache \
+    --mount=type=cache,dst=/var/log \
+    --mount=type=tmpfs,dst=/tmp \
+    /ctx/build/50-remove packages and enable Services.sh
 
-# Nach dem Ausführen von 10-build.sh:
 # Deklaration der Verzeichnisse für systemd-tmpfiles, um bootc-Linting-Warnungen zu vermeiden.
 # Dies stellt sicher, dass /var/lib/dnf und /var/lib/rpm beim Booten sauber existieren.
 RUN mkdir -p /etc/tmpfiles.d/ && \