Subdir for Git context is not yet supported (moby/buildkit#1684) but…

… you can use the path context in the meantime. More info on Docker docs website.

.github/workflows/maven.yml

@@ -12,14 +12,14 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-#       - uses: actions/checkout@v2
-#       - name: Set up JDK 11
-#         uses: actions/setup-java@v2
-#         with:
-#           java-version: '11'
-#           distribution: 'adopt'
-#       - name: Build with Maven
-#         run: mvn -B package --file cabal-neo-admin/pom.xml
+      - uses: actions/checkout@v2
+      - name: Set up JDK 11
+        uses: actions/setup-java@v2
+        with:
+          java-version: '11'
+          distribution: 'adopt'
+      - name: Build with Maven
+        run: mvn -B package --file cabal-neo-admin/pom.xml
 
       - uses: actions/checkout@v2
       - name: Docker Login
@@ -32,8 +32,8 @@ jobs:
       - name: Criando a Imagem Docker
         uses: docker/[email protected]
         with:      
-          context: cabal-neo-admin
-          file: cabal-neo-admin/Dockerfile
+          context: .
+          file: .
           tags: |
             jeanlucafp/cabalneobackend:latest
             jeanlucafp/cabalneobackend:${{ github.run_number }}

Dockerfile

@@ -0,0 +1,19 @@
+# FROM maven:3.5-jdk-8 AS build
+
+# COPY src .
+
+# COPY pom.xml .
+
+# RUN mvn -f pom.xml clean package -Dmaven.test.skip=true
+
+FROM openjdk:11-jdk-buster
+
+ARG JAR_FILE=cabal-neo-admin/target/*.jar
+
+COPY ${JAR_FILE} app.jar
+
+ENV PORT 8080
+
+EXPOSE $PORT
+
+ENTRYPOINT ["java","-jar","/app.jar"]