squash: update action for testing

- remove installation of wasi since build is now in docker
- add setup required to use docker

Signed-off-by: Michael Dawson <mdawson@devrus.com>

.github/workflows/build.yml

@@ -7,8 +7,6 @@ on:
     branches: main
 
 env:
-  WASI_VERSION: 12
-  WASI_VERSION_FULL: "12.0"
   WABT_VERSION: "1.0.24"
   EMCC_VERSION: "1.40.1-fastcomp"
 
@@ -25,22 +23,12 @@ jobs:
           export PWD=$(pwd);
           echo "::set-output name=PROJ_ROOT::$PWD";
 
+      - name: Set up Docker
+        uses: docker/setup-buildx-action@c47758b77c9736f4b2ef4073d4d51994fabfe349 # v3.7.1
+
       - name: Install
         run: npm install
 
-      - name: Install wasi-sdk
-        env:
-          PROJ_ROOT: ${{ steps.preparation.outputs.PROJ_ROOT }}
-        run: |
-          cd $PROJ_ROOT;
-          cd ../;
-          export WASI_OS="linux"
-          curl -sL https://github.com/WebAssembly/wasi-sdk/releases/download/wasi-sdk-${WASI_VERSION}/wasi-sdk-${WASI_VERSION_FULL}-${WASI_OS}.tar.gz -O
-          # check if package downloaded
-          ls -la
-          tar xvf wasi-sdk-${WASI_VERSION_FULL}-${WASI_OS}.tar.gz
-          # print clang version
-          ./wasi-sdk-${WASI_VERSION_FULL}/bin/clang --version
       - name: Install wabt
         env:
           PROJ_ROOT: ${{ steps.preparation.outputs.PROJ_ROOT }}