build: introduce -pg18 docker builds to not cause breaking changes yet

Author: cyyynthia

.github/workflows/release.yml

@@ -66,8 +66,10 @@ jobs:
         if: ${{ steps.version.outputs.VERSION != '' }}
         run: |
           docker buildx create --use
-          docker buildx build . -t tolgee/tolgee:${{ steps.version.outputs.VERSION }} --platform linux/arm64,linux/amd64 --cache-from type=registry,ref=tolgee/tolgee:latest --cache-to type=inline --push
-          docker buildx build . -t tolgee/tolgee:latest --platform linux/arm64,linux/amd64 --cache-from type=registry,ref=tolgee/tolgee:latest --cache-to type=inline --push
+          docker buildx build . -f legacy.Dockerfile -t tolgee/tolgee:${{ steps.version.outputs.VERSION }} --platform linux/arm64,linux/amd64 --cache-from type=registry,ref=tolgee/tolgee:latest --cache-to type=inline --push
+          docker buildx build . -f legacy.Dockerfile -t tolgee/tolgee:latest --platform linux/arm64,linux/amd64 --cache-from type=registry,ref=tolgee/tolgee:latest --cache-to type=inline --push
+          docker buildx build . -t tolgee/tolgee:${{ steps.version.outputs.VERSION }}-pg18 --platform linux/arm64,linux/amd64 --cache-from type=registry,ref=tolgee/tolgee:latest --cache-to type=inline --push
+          docker buildx build . -t tolgee/tolgee:latest-pg18 --platform linux/arm64,linux/amd64 --cache-from type=registry,ref=tolgee/tolgee:latest --cache-to type=inline --push
         working-directory: build/docker
 
       - name: Pack with webapp

docker/app/legacy.Dockerfile

@@ -0,0 +1,39 @@
+# TODO: remove for Tolgee 4 release
+FROM postgres:13.21-alpine3.22
+
+ENTRYPOINT []
+
+RUN apk --no-cache add openjdk21
+RUN apk --no-cache add libxml2
+
+#############
+### Tolgee  #
+#############
+
+# Expose application port
+EXPOSE 8080
+
+# Define persistent volume for data storage
+VOLUME /data
+
+# Environment variables for configuration
+ENV HEALTHCHECK_PORT=8080 \
+    spring_profiles_active=docker
+
+# Copy necessary application files
+COPY BOOT-INF/lib /app/lib
+COPY META-INF /app/META-INF
+COPY BOOT-INF/classes /app
+COPY --chmod=755 cmd.sh /app
+
+#################
+### Let's go   ##
+#################
+
+# Define the startup command
+ENTRYPOINT ["/app/cmd.sh"]
+
+
+# Health check to ensure the app is up and running
+HEALTHCHECK --interval=10s --timeout=3s --retries=20 \
+    CMD wget --spider -q "http://127.0.0.1:$HEALTHCHECK_PORT/actuator/health" || exit 1

gradle/docker.gradle

@@ -21,8 +21,12 @@ task docker {
     doLast {
         exec {
             workingDir dockerPath
-            commandLine "docker", "build", ".", "-t", "tolgee/tolgee", "--cache-from", "type=registry,ref=tolgee/tolgee:latest"
+            commandLine "docker", "build", ".", "-t", "tolgee/tolgee", "--cache-from", "type=registry,ref=tolgee/tolgee:latest-pg18"
         }
+		exec {
+			workingDir dockerPath
+			commandLine "docker", "build", ".", "-f", "legacy.Dockerfile", "-t", "tolgee/tolgee", "--cache-from", "type=registry,ref=tolgee/tolgee:latest"
+		}
     }
     dependsOn("dockerPrepare")
 }
@@ -32,13 +36,19 @@ void createDockerBuildxTask(String taskName, boolean isPush) {
         doLast {
             if (project.hasProperty('dockerImageTag')) {
                 def commandParams = ["docker", "buildx", "build", ".", "-t", project.property('dockerImageTag'), "--platform", "linux/arm64,linux/amd64"]
-                if (isPush) {
+				def commandParamsLegacy = ["docker", "buildx", "build", ".", "-f", "legacy.Dockerfile", "-t", project.property('dockerImageTag') + "-pg18", "--platform", "linux/arm64,linux/amd64"]
+				if (isPush) {
                     commandParams += ["--push"]
+					commandParamsLegacy += ["--push"]
                 }
-                exec {
-                    workingDir dockerPath
-                    commandLine commandParams
-                }
+				exec {
+					workingDir dockerPath
+					commandLine commandParams
+				}
+				exec {
+					workingDir dockerPath
+					commandLine commandParamsLegacy
+				}
             } else {
                 throw new GradleException('A "dockerImageTag" project property must be defined! e.g. ./gradlew dockerBuildx -PdockerImageTag=myImageTag');
             }