chore: small updates

.github/workflows/config.yml

@@ -26,6 +26,9 @@ jobs:
       run: |
          mvn package -no-transfer-progress
 
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v2
+
     - name: Build - Test Docker
       run: |
-         docker build .
+         docker buildx build .

Dockerfile

@@ -1,5 +1,5 @@
 #FROM maven:3-jdk-8-alpine
-FROM library/openjdk:8-alpine
+FROM library/openjdk:23-slim as builder
 
 ENV LC_CTYPE en_US.UTF-8
 WORKDIR /app
@@ -8,14 +8,16 @@ COPY src /app/build/src
 #COPY alpn-boot-8.1.11.v20170118.jar /app/
 #COPY $HOME/.m2/repository/org/mortbay/jetty/alpn/alpn-boot/8.1.11.v20170118/alpn-boot-8.1.11.v20170118.jar /app
 
-RUN apk update && \
-    apk add maven && \
-    apk add ttf-dejavu && \
-    (cd /app/build && mvn package && cp target/imgsrc*.jar /app/imgsrc.jar) && \
-    rm -rf /app/build $HOME/.m2
+RUN apt-get update -y && \
+    apt-get install -y maven && \
+    (cd /app/build && mvn package && cp target/imgsrc*.jar /app/imgsrc.jar) 
 
-#COPY cert.pem chain.pem fullchain.pem privkey.pem /app/
+FROM library/openjdk:23-slim
 
+RUN apt-get update -y && \
+    apt-get install -y fonts-dejavu
+
+COPY --from=builder /app/imgsrc.jar /app/imgsrc.jar
 
 #CMD ["java", "-Xbootclasspath/p:/app/alpn-boot-8.1.11.v20170118.jar", "-jar", "/app/imgsrc.jar", "-ssl", "https"]
 CMD ["java", "-jar", "/app/imgsrc.jar", "-ssl", "https"]