diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
new file mode 100644
index 00000000..0cf1f06a
--- /dev/null
+++ b/.github/workflows/build.yml
@@ -0,0 +1,126 @@
+on:
+  push:
+    branches:
+      - master
+jobs:
+  create-release:
+    runs-on: ubuntu-18.04
+    outputs:
+      upload_url: ${{ steps.create-release.outputs.upload_url }}
+      id: ${{ steps.create-release.outputs.id }}
+    steps:
+      - id: create-release
+        uses: actions/create-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tag_name: ${{ github.run_number }}
+          release_name: Release ${{ github.run_id }}
+          draft: true
+  build-package:
+    strategy:
+      matrix:
+        sdk-url:
+          - https://downloads.openwrt.org/releases/19.07.4/targets/pistachio/generic/openwrt-sdk-19.07.4-pistachio_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/oxnas/ox820/openwrt-sdk-19.07.4-oxnas-ox820_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ramips/rt3883/openwrt-sdk-19.07.4-ramips-rt3883_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ramips/rt288x/openwrt-sdk-19.07.4-ramips-rt288x_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/octeontx/generic/openwrt-sdk-19.07.4-octeontx_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/rb532/generic/openwrt-sdk-19.07.4-rb532_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ramips/mt76x8/openwrt-sdk-19.07.4-ramips-mt76x8_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ramips/rt305x/openwrt-sdk-19.07.4-ramips-rt305x_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ramips/mt7621/openwrt-sdk-19.07.4-ramips-mt7621_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ramips/mt7620/openwrt-sdk-19.07.4-ramips-mt7620_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/mediatek/mt7623/openwrt-sdk-19.07.4-mediatek-mt7623_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/mediatek/mt7622/openwrt-sdk-19.07.4-mediatek-mt7622_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ipq806x/generic/openwrt-sdk-19.07.4-ipq806x-generic_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/lantiq/xway_legacy/openwrt-sdk-19.07.4-lantiq-xway_legacy_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/lantiq/xway/openwrt-sdk-19.07.4-lantiq-xway_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/lantiq/xrx200/openwrt-sdk-19.07.4-lantiq-xrx200_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/lantiq/falcon/openwrt-sdk-19.07.4-lantiq-falcon_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/lantiq/ase/openwrt-sdk-19.07.4-lantiq-ase_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/kirkwood/generic/openwrt-sdk-19.07.4-kirkwood_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/omap/generic/openwrt-sdk-19.07.4-omap_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/layerscape/armv7/openwrt-sdk-19.07.4-layerscape-armv7_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/layerscape/armv8_64b/openwrt-sdk-19.07.4-layerscape-armv8_64b_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/malta/be/openwrt-sdk-19.07.4-malta-be_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/mvebu/cortexa9/openwrt-sdk-19.07.4-mvebu-cortexa9_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/mvebu/cortexa72/openwrt-sdk-19.07.4-mvebu-cortexa72_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/zynq/generic/openwrt-sdk-19.07.4-zynq_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/sunxi/cortexa8/openwrt-sdk-19.07.4-sunxi-cortexa8_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/tegra/generic/openwrt-sdk-19.07.4-tegra_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/sunxi/cortexa7/openwrt-sdk-19.07.4-sunxi-cortexa7_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/sunxi/cortexa53/openwrt-sdk-19.07.4-sunxi-cortexa53_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/samsung/s5pv210/openwrt-sdk-19.07.4-samsung-s5pv210_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/x86/legacy/openwrt-sdk-19.07.4-x86-legacy_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/x86/geode/openwrt-sdk-19.07.4-x86-geode_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/mxs/generic/openwrt-sdk-19.07.4-mxs_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/mvebu/cortexa53/openwrt-sdk-19.07.4-mvebu-cortexa53_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/x86/generic/openwrt-sdk-19.07.4-x86-generic_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/x86/64/openwrt-sdk-19.07.4-x86-64_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/imx6/generic/openwrt-sdk-19.07.4-imx6_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/cns3xxx/generic/openwrt-sdk-19.07.4-cns3xxx_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/gemini/generic/openwrt-sdk-19.07.4-gemini_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/brcm2708/bcm2708/openwrt-sdk-19.07.4-brcm2708-bcm2708_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/brcm63xx/smp/openwrt-sdk-19.07.4-brcm63xx-smp_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/brcm2708/bcm2709/openwrt-sdk-19.07.4-brcm2708-bcm2709_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/brcm63xx/generic/openwrt-sdk-19.07.4-brcm63xx-generic_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ath79/tiny/openwrt-sdk-19.07.4-ath79-tiny_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/brcm47xx/legacy/openwrt-sdk-19.07.4-brcm47xx-legacy_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/brcm47xx/mips74k/openwrt-sdk-19.07.4-brcm47xx-mips74k_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/brcm2708/bcm2710/openwrt-sdk-19.07.4-brcm2708-bcm2710_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/bcm53xx/generic/openwrt-sdk-19.07.4-bcm53xx_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ath79/nand/openwrt-sdk-19.07.4-ath79-nand_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ar71xx/nand/openwrt-sdk-19.07.4-ar71xx-nand_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ath79/generic/openwrt-sdk-19.07.4-ath79-generic_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ar71xx/tiny/openwrt-sdk-19.07.4-ar71xx-tiny_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ar71xx/mikrotik/openwrt-sdk-19.07.4-ar71xx-mikrotik_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ipq40xx/generic/openwrt-sdk-19.07.4-ipq40xx-generic_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ath25/generic/openwrt-sdk-19.07.4-ath25_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/armvirt/64/openwrt-sdk-19.07.4-armvirt-64_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/armvirt/32/openwrt-sdk-19.07.4-armvirt-32_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/ar71xx/generic/openwrt-sdk-19.07.4-ar71xx-generic_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/at91/sam9x/openwrt-sdk-19.07.4-at91-sam9x_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/brcm47xx/generic/openwrt-sdk-19.07.4-brcm47xx-generic_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/at91/sama5/openwrt-sdk-19.07.4-at91-sama5_gcc-7.5.0_musl_eabi.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/apm821xx/sata/openwrt-sdk-19.07.4-apm821xx-sata_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/mpc85xx/p2020/openwrt-sdk-19.07.4-mpc85xx-p2020_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/mpc85xx/p1020/openwrt-sdk-19.07.4-mpc85xx-p1020_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/mpc85xx/generic/openwrt-sdk-19.07.4-mpc85xx-generic_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/octeon/generic/openwrt-sdk-19.07.4-octeon_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/apm821xx/nand/openwrt-sdk-19.07.4-apm821xx-nand_gcc-7.5.0_musl.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/arc770/generic/openwrt-sdk-19.07.4-arc770-generic_gcc-8.3.0_uClibc.Linux-x86_64.tar.xz
+          - https://downloads.openwrt.org/releases/19.07.4/targets/archs38/generic/openwrt-sdk-19.07.4-archs38-generic_gcc-8.3.0_uClibc.Linux-x86_64.tar.xz
+    runs-on: ubuntu-18.04
+    needs: create-release
+    steps:
+      - uses: actions/checkout@v2
+      - name: env
+        run: echo arch=$(echo ${{ matrix.sdk-url }} | sed -e 's/.*openwrt-sdk-19.07.4-\(.*\)_gcc.*/\1/') >> $GITHUB_ENV
+      - name: build
+        run: docker build --build-arg URL=${{ matrix.sdk-url }} -t ${{ env.arch }} .
+      - name: output
+        run: docker cp $(docker run -d ${{ env.arch }}):/output ./${{ env.arch }}
+      - name: release
+        run: zip -r ${{ env.arch }} ${{ env.arch }}
+      - name: upload
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ needs.create-release.outputs.upload_url }}
+          asset_path: ./${{ env.arch }}.zip
+          asset_name: ${{ env.arch }}.zip
+          asset_content_type: application/zip
+  publish-release:
+    name: publish-release
+    runs-on: ubuntu-18.04
+    needs: 
+      - create-release
+      - build-package
+    steps:
+      - uses: eregon/publish-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          release_id: ${{ needs.create-release.outputs.id }}
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 00000000..86deb517
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,27 @@
+FROM debian:buster
+
+# Init
+SHELL ["/bin/bash", "-c"]
+RUN apt-get update
+RUN apt-get install -y curl wget xz-utils git build-essential libncurses5-dev gawk unzip python file
+
+# Prepare sdk
+WORKDIR /build
+ARG URL
+RUN curl -s -O $URL
+RUN FILE="${URL##*/}" && tar xf "${FILE}" &&  mv "${FILE%.*.*}" sdk
+ADD . /build/sdk/package/openwrt-vlmcsd/
+
+# Config
+WORKDIR /build/sdk
+RUN make defconfig
+RUN sed -i 's/CONFIG_PACKAGE_openwrt-vlmcsd=m/CONFIG_PACKAGE_openwrt-vlmcsd=y/g' .config
+
+# Compile
+RUN make package/openwrt-vlmcsd/compile V=99
+
+# Output
+WORKDIR /output
+RUN mv `find /build/sdk/bin/packages/ | grep vlmcsd` .
+
+ENTRYPOINT ["/bin/bash", "-c", "python3 -u -m http.server -b `awk 'END{print $1}' /etc/hosts` 80"]