Added Dockerfile

Dockerfile

@@ -0,0 +1,36 @@
+FROM ubuntu:latest as flutter-deps
+
+RUN apt-get update -y && apt-get upgrade -y;
+RUN apt-get install -y curl git unzip xz-utils zip libglu1-mesa
+
+ARG FLUTTER_VERSION=3.19.6
+
+RUN git clone https://github.com/flutter/flutter.git /usr/local/flutter
+
+RUN cd /usr/local/flutter && git fetch && git checkout $FLUTTER_VERSION
+
+ENV PATH="/usr/local/flutter/bin:/usr/local/flutter/bin/cache/dart-sdk/bin:${PATH}"
+
+COPY ./ui /app
+WORKDIR /app
+
+RUN flutter clean && flutter pub get
+RUN flutter build web
+
+FROM gradle:jdk19-jammy
+
+ARG DOCKER_USERNAME=unset
+ARG DOCKER_PASSWORD=unset
+ARG DOCKER_IMAGE=neuman314/pasteybin-untagged
+
+COPY ./api .
+
+COPY --from=flutter-deps /app/build/web ./static
+
+RUN ./gradlew clean jib -Pmultiplatform_build=true \
+	-PDOCKER_IMAGE=$DOCKER_IMAGE \
+	-PDOCKER_USERNAME=$DOCKER_USERNAME \
+	-PDOCKER_PASSWORD=$DOCKER_PASSWORD
+
+
+ENTRYPOINT [ "sh" ]