chore: adds github action to pull latest coraza. (envoyproxy#20)

.github/workflows/nightly-coraza-check.yaml

@@ -0,0 +1,61 @@
+name: Nightly Coraza Check
+on:
+  schedule:
+    - cron: "0 4 * * *"
+
+env:
+  GO_VERSION: 1.18
+  TINYGO_VERSION: 0.25.0
+  WABT_VERSION: 1.0.29
+
+jobs:
+  build:
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Check out code
+        uses: actions/checkout@v3
+
+      - name: Install Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: ${{ env.GO_VERSION }}
+          cache: true
+
+      - name: Install TinyGo and wabt
+        run: |
+          gh release download v${TINYGO_VERSION} -p '*.linux-amd64.tar.gz' -D ~ -R github.com/tinygo-org/tinygo
+          tar -xf ~/tinygo${TINYGO_VERSION}.linux-amd64.tar.gz  -C $HOME
+          echo "$HOME/tinygo/bin" >> $GITHUB_PATH
+
+          gh release download ${WABT_VERSION} -p '*-ubuntu.tar.gz' -D ~ -R github.com/WebAssembly/wabt
+          tar -xf ~/wabt-${WABT_VERSION}-ubuntu.tar.gz  -C $HOME
+          echo "$HOME/wabt-${WABT_VERSION}/bin" >> $GITHUB_PATH
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Cache TinyGo build
+        uses: actions/cache@v3
+        with:
+          path: |
+            ~/.cache/tinygo
+          key: ${{ runner.os }}-tinygo-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-tinygo-
+
+      - name: Get last commit of coraza
+        uses: sergeysova/jq-action@v2
+        id: coraza-latest-commit
+        with:
+          cmd: curl -s https://api.github.com/repos/corazawaf/coraza/commits/v3/dev | jq -r .sha
+
+      - name: Fetch last coraza version
+        run: go get -u github.com/corazawaf/coraza/v3@${{ steps.coraza-latest-commit.outputs.value }} && go mod tidy
+
+      - name: Build WASM filter
+        run: go run mage.go build
+
+      - name: Run unit tests
+        run: go run mage.go coverage
+
+      - name: Run e2e tests
+        run: go run mage.go e2e