refactor: using more advanced scripts for more customization

ubuntu20-04/i3lock/Dockerfile

@@ -0,0 +1,14 @@
+FROM ubuntu:20.04
+
+WORKDIR /build/i3lock-color
+
+ENV DEBIAN_FRONTEND=noninteractive
+
+RUN apt-get update \
+    && apt-get install -y git autoconf gcc make pkg-config libpam0g-dev libcairo2-dev libfontconfig1-dev libxcb-composite0-dev libev-dev libx11-xcb-dev libxcb-xkb-dev libxcb-xinerama0-dev libxcb-randr0-dev libxcb-image0-dev libxcb-util-dev libxcb-xrm-dev libxkbcommon-dev libxkbcommon-x11-dev libjpeg-dev
+
+RUN git clone --depth=1 https://github.com/Raymo111/i3lock-color.git /build/i3lock-color
+
+RUN ./build.sh
+
+CMD ["sleep", "infinity"]

ubuntu20-04/i3lock/build.sh

@@ -0,0 +1,13 @@
+APP=i3lock
+
+CONTAINER="build-${APP}"
+ROOT="/build/${APP}-color"
+IMAGE="${CONTAINER}:latest"
+TARGET="~/bin"
+
+docker build -t "${IMAGE}" "${APP}"
+docker run -d --name "${CONTAINER}" "${IMAGE}"
+
+docker cp "${CONTAINER}:${ROOT}/build/i3lock" "${TARGET}/i3lock"
+
+docker remove -f "${CONTAINER}"