feat(docker): added docker container support (#47)

Reviewed-on: #47
Co-authored-by: Janis <janis.e.20@gmx.de>
Co-committed-by: Janis <janis.e.20@gmx.de>

.dockerignore

@@ -0,0 +1 @@
+.env

.gitignore

@@ -138,3 +138,4 @@ target
 /knockoutwhistweb/.g8/
 /knockoutwhistweb/.bsp/
 /currentSnapshot.json
+.env

.sbtopts

@@ -0,0 +1,2 @@
+-J--add-opens=java.base/java.util=ALL-UNNAMED
+-J--add-opens=java.base/java.lang=ALL-UNNAMED

Dockerfile

@@ -0,0 +1,41 @@
+# === Stage 1: Build the Play application ===
+FROM sbtscala/scala-sbt:eclipse-temurin-alpine-22_36_1.10.3_3.5.1 AS builder
+
+WORKDIR /app
+
+# Install Node.js and Less CSS preprocessor
+USER root
+RUN apk add --no-cache nodejs npm && \
+    npm install -g less
+
+# Cache dependencies first
+COPY project ./project
+COPY build.sbt ./
+RUN sbt -Dscoverage.skip=true update
+
+# Copy the rest of the code
+COPY . .
+
+# Build the app and stage it
+RUN sbt -Dscoverage.skip=true clean stage
+
+# === Stage 2: Runtime image ===
+FROM eclipse-temurin:21-jre-alpine
+
+# Install Argon2 CLI and libraries
+RUN apk add --no-cache bash argon2 argon2-libs
+
+WORKDIR /opt/playapp
+
+# Copy staged Play build
+COPY --from=builder /app/knockoutwhistweb/target/universal/stage /opt/playapp
+
+# Expose the default Play port
+EXPOSE 9000
+
+# Set environment variables
+ENV PLAY_HTTP_PORT=9000
+
+# Run the Play app
+ENTRYPOINT ["./bin/knockoutwhistweb"]
+CMD ["-Dplay.server.pidfile.path=/dev/null"]

build.sbt

@@ -19,7 +19,6 @@ lazy val commonSettings = Seq(
       .map(m => "org.openjfx" % s"javafx-$m" % "21" classifier osName)
   },
   libraryDependencies += guice,
-  coverageEnabled := true,
   coverageFailOnMinimum := true,
   coverageMinimumStmtTotal := 85,
   coverageMinimumBranchTotal := 100

knockoutwhistweb/app/auth/AuthAction.scala

@@ -15,7 +15,7 @@ class AuthAction @Inject()(val sessionManager: SessionManager, val parser: BodyP
 
   override def executionContext: ExecutionContext = ec
 
-  private def getUserFromSession(request: RequestHeader): Option[User] = {
+  protected def getUserFromSession(request: RequestHeader): Option[User] = {
     val session = request.cookies.get("sessionId")
     if (session.isDefined)
       return sessionManager.getUserBySession(session.get.value)

knockoutwhistweb/conf/application.conf

@@ -2,14 +2,14 @@
 play.filters.disabled += play.filters.csrf.CSRFFilter
 play.filters.disabled += play.filters.hosts.AllowedHostsFilter
 
+play.http.secret.key="QCY?tAnfk?aZ?iwrNwnxIlR6CTf:G3gf:90Latabg@5241AB`R5W:1uDFN];Ik@n"
+play.http.secret.key=${?APPLICATION_SECRET}
 
 auth {
   issuer = "knockoutwhistweb"
   audience = "ui"
-   # ${?PUBLIC_KEY_FILE}
+  privateKeyFile = ${?PRIVATE_KEY_FILE}
-  privateKeyFile = "/home/janis/Workspaces/IntelliJ/KnockOutWhist/Gitops/rsa512-private.pem"
+  privateKeyPem  = ${?PRIVATE_KEY_PEM}
-  privateKeyPem  = ${?PUBLIC_KEY_PEM}
+  publicKeyFile = ${?PUBLIC_KEY_FILE}
-   #${?PUBLIC_KEY_FILE}
-  publicKeyFile = "/home/janis/Workspaces/IntelliJ/KnockOutWhist/Gitops/rsa512-public.pem"
   publicKeyPem  = ${?PUBLIC_KEY_PEM}
 }