add docker build env

Dockerfile

@@ -0,0 +1,18 @@
+FROM alpine
+
+RUN apk add --no-cache \
+    openjdk17-jre \
+    wget \
+    bash \
+    patch
+
+RUN wget -O /usr/local/bin/apktool \
+        https://raw.githubusercontent.com/iBotPeaches/Apktool/master/scripts/linux/apktool && \
+    wget -O /usr/local/bin/apktool.jar \
+        https://bitbucket.org/iBotPeaches/apktool/downloads/apktool_3.0.2.jar && \
+    chmod +x /usr/local/bin/apktool.jar && \
+    chmod +x /usr/local/bin/apktool
+
+WORKDIR /data
+
+CMD ["tail", "-f", "/dev/null"]

README.md

@@ -57,3 +57,11 @@ Decompile the same APK to `./out_orig/` and do you chancges in `./out/`
 sh generate_patch_diff.sh
 ```
 You may want to add a different app version like `android:versionCode='18101' android:versionName='3.8.1_2026.7.7'` to the `AndroidManifest.xml` file, otherwise the version which will be displayed in app info will be `3.8.1`.
+
+## Docker
+
+The docker image contains all needed tools to decompile/compile an APK.
+
+- Build the image: `docker compose build`
+- Run the container: `docker compose up -d`
+- Enter the container: `docker compose exec bejeweled-env bash`

compose.yml

@@ -0,0 +1,10 @@
+services:
+  bejeweled-env:
+    container_name: bejeweled_env
+    image: bejeweled-env:1.0
+    stop_grace_period: "1s"
+    build:
+      context: .
+      dockerfile: Dockerfile
+    volumes:
+      - ./src:/data:rw