add github action.

.github/workflows/chatglm_linux.yml

@@ -0,0 +1,33 @@
+name: chatglm-linux
+on:
+  push:
+    branches:
+     - master
+     - 'feature/**'
+    paths:
+      - 'src/**'
+      - '.github/workflows/chatglm_linux.yml'
+  pull_request:
+    branches: [master]
+    paths:
+      - 'src/**'
+      - '.github/workflows/chatglm_linux.yml'
+
+concurrency:
+  group: linux-${{ github.ref }}
+  cancel-in-progress: true
+permissions:
+  contents: read
+
+jobs:
+  linux_buil_test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: download
+        run: ./script/download_model.sh chatglm-6b
+      - name: build
+        run: ./script/linux_build.sh
+      - name: test
+        run: |
+            ./build/cli_demo -m chatglm-6b

script/download_model.sh

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+model=$1
+mkdir $model
+cd $model
+# download models
+wget -c https://github.com/wangzhaode/mnn-llm/releases/download/$model-mnn/embedding.mnn
+wget -c https://github.com/wangzhaode/mnn-llm/releases/download/$model-mnn/lm.mnn
+for i in `seq 0 27`
+do
+    wget -c https://github.com/wangzhaode/mnn-llm/releases/download/$model-mnn/block_$i.mnn
+done
+cd ..

script/linux_build.sh

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+# 1. clone MNN
+git clone https://github.com/alibaba/MNN.git -b 2.6.3 --depth=1
+
+# 2. build MNN
+cd MNN
+mkdir build
+cd build
+cmake -DMNN_LOW_MEMORY=ON ..
+make -j8
+cd ../..
+
+# 3. copy headers and libs
+cp -r MNN/include/MNN include
+mv MNN/build/libMNN.so MNN/build/express/libMNN_Express.so libs
+
+# 4. build mnn-llm
+mkdir build
+cd build
+cmake ..
+make -j8
+cd ..