[ADD] Amazon Corretto 21로 애플리케이션을 컨테이너화하기 위한 Dockerfile

Dockerfile

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+FROM alpine:3.22
+
+ARG VERSION=21.0.8.9.1
+
+# Corretto 설치
+RUN apk add --no-cache wget ca-certificates \
+    && wget -O /etc/apk/keys/amazoncorretto.rsa.pub https://apk.corretto.aws/amazoncorretto.rsa.pub \
+    && echo "6cfdf08be09f32ca298e2d5bd4a359ee2b275765c09b56d514624bf831eafb91  /etc/apk/keys/amazoncorretto.rsa.pub" | sha256sum -c - \
+    && echo "https://apk.corretto.aws" >> /etc/apk/repositories \
+    && apk add --no-cache amazon-corretto-21=$VERSION-r0 \
+    && rm -rf /usr/lib/jvm/java-21-amazon-corretto/lib/src.zip
+
+ENV JAVA_HOME=/usr/lib/jvm/default-jvm
+ENV PATH=$PATH:$JAVA_HOME/bin
+
+WORKDIR /app
+COPY build/libs/autoflow-0.0.1-SNAPSHOT.jar app.jar
+EXPOSE 8080
+CMD ["java", "-jar", "app.jar"]