use gitea actions

Containerfile

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+FROM docker.io/alpine:3.19 AS builder
+
+ENV VERSION=11.0.0-SNAPSHOT.20230217142243
+RUN apk add --no-cache \
+  openjdk17-jdk \
+  maven \
+  git
+
+RUN git clone https://github.com/airsonic-advanced/airsonic-advanced 
+
+WORKDIR /airsonic-advanced
+COPY mvn.patch .
+RUN git checkout "$VERSION"
+RUN git apply mvn.patch
+RUN mvn package -DskipTests
+
+
+FROM docker.io/thallian/confd-env:3.19-3.1.6.2
+
+ENV JAVA_OPTIONS=-Dfile.encoding=UTF-8 -Dsun.jnu.encoding=UTF-8
+ENV AIRSONIC_DIR=/home/airsonic
+
+RUN apk add --no-cache \
+  ca-certificates \
+  openssl \
+  ffmpeg \
+  flac \
+  opus \
+  lame \
+  openjdk17-jre-headless
+
+RUN addgroup -g 2222 airsonic
+RUN adduser -h "$AIRSONIC_DIR" -S -D -u 2222 -G airsonic airsonic
+
+COPY --from=builder /airsonic-advanced/airsonic-main/target/airsonic.war "$AIRSONIC_DIR/airsonic.war"
+RUN chown -R airsonic:airsonic "$AIRSONIC_DIR"
+
+RUN mkdir -p $AIRSONIC_DIR/data/transcode
+RUN ln -s /usr/bin/ffmpeg "$AIRSONIC_DIR/data/transcode/ffmpeg"
+
+ADD /rootfs /
+
+EXPOSE 8080
+VOLUME "$AIRSONIC_DIR/data" "$AIRSONIC_DIR/music" "$AIRSONIC_DIR/playlists" "$AIRSONIC_DIR/podcasts"