[ci] add github action

.github/workflows/main.yml

@@ -0,0 +1,33 @@
+name: AutoTestCI
+on: push
+jobs:
+  test:
+    name: AutoTest
+    runs-on: ubuntu-latest
+    env:
+      TEST_BSP_ROOT: ../AutoTestBsp
+      UTEST_RUNNER_PATH: ../UtestRunner
+    steps:
+    - uses: actions/checkout@v1
+    - name: Prepare env
+      run: |
+        sudo apt-get update
+        sudo apt-get -yqq install scons qemu-system git
+        wget -q https://github.com/RT-Thread/toolchains-ci/releases/download/arm-2017q2-v6/gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz2
+        sudo tar xjf gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz2 -C /opt
+        export RTT_EXEC_PATH=/opt/gcc-arm-none-eabi-6-2017-q2-update/bin
+        git clone https://github.com/armink/UtestRunner.git $UTEST_RUNNER_PATH
+        git clone https://github.com/armink/FlashDBAutoTestBSP.git $TEST_BSP_ROOT
+    - name: Build bsp
+      run: |
+        cp -rf src/* $TEST_BSP_ROOT/packages/FlashDB/src
+        cp -rf tests/* $TEST_BSP_ROOT/packages/FlashDB/tests
+        cp -rf inc/fdb_def.h $TEST_BSP_ROOT/packages/FlashDB/inc/fdb_def.h
+        cp -rf inc/fdb_low_lvl.h $TEST_BSP_ROOT/packages/FlashDB/inc/fdb_low_lvl.h
+        cp -rf inc/flashdb.h $TEST_BSP_ROOT/packages/FlashDB/inc/flashdb.h
+        /opt/gcc-arm-none-eabi-6-2017-q2-update/bin/arm-none-eabi-gcc --version
+        scons -j$(nproc) -C $TEST_BSP_ROOT
+    - name: Start test
+      run: |
+        python3 qemu_runner.py --elf $TEST_BSP_ROOT/rtthread.elf --sd $TEST_BSP_ROOT/sd.bin
+        cat rtt_console.log