Migrate to gitea-actions + add deno to runtime

Dockerfile

@@ -19,6 +19,10 @@ COPY next_song.py /opt
 COPY yt_sync.py /opt
 COPY ultrasync.sh /opt
 
+RUN curl -fsSL https://deno.land/install.sh | sh
+ENV DENO_INSTALL="/$HOME/.deno"
+ENV PATH="$DENO_INSTALL/bin:$PATH"
+
 RUN chmod +x /opt/yt_sync.py /opt/next_song.py /opt/ultrasync.sh
 
 RUN mkdir -p /songs /jingles /air-support /var/log/icecast