Gitpod configuration

.gitpod.dockerfile

@@ -0,0 +1,36 @@
+FROM gitpod/workspace-full:latest
+
+ENV ANDROID_HOME=/home/gitpod/android-sdk \
+    FLUTTER_HOME=/home/gitpod/flutter
+
+USER root
+
+RUN curl https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - && \
+    curl https://storage.googleapis.com/download.dartlang.org/linux/debian/dart_stable.list > /etc/apt/sources.list.d/dart_stable.list && \
+    apt-get update && \
+    apt-get -y install build-essential libkrb5-dev gcc make gradle openjdk-8-jdk && \
+    apt-get clean && \
+    apt-get -y autoremove && \
+    apt-get -y clean && \
+    rm -rf /var/lib/apt/lists/*;
+    
+USER gitpod
+
+RUN cd /home/gitpod && \
+    wget -qO flutter_sdk.tar.xz \
+    https://storage.googleapis.com/flutter_infra/releases/stable/linux/flutter_linux_v1.9.1+hotfix.4-stable.tar.xz && \
+    tar -xvf flutter_sdk.tar.xz && \
+    rm -f flutter_sdk.tar.xz
+    
+RUN cd /home/gitpod && \
+    wget -qO android_studio.zip \
+    https://dl.google.com/dl/android/studio/ide-zips/3.3.0.20/android-studio-ide-182.5199772-linux.zip && \
+    unzip android_studio.zip && \
+    rm -f android_studio.zip
+
+RUN mkdir -p /home/gitpod/android-sdk && \
+    cd /home/gitpod/android-sdk && \
+    wget https://dl.google.com/android/repository/sdk-tools-linux-4333796.zip && \
+    unzip sdk-tools-linux-4333796.zip && \
+    rm -f sdk-tools-linux-4333796.zip
+