where is it looking for cbrotli headers if not in the system folders?

Author: henderkes

.github/workflows/tests.yaml

@@ -57,11 +57,11 @@ jobs:
           phpts: ts
           debug: true
       - name: Install system dependencies
-        run: sudo apt-get update && sudo apt-get install -y libbrotli-dev
+        run: sudo apt-get update && sudo apt-get install -y libbrotli-dev pkg-config
       - name: Install e-dant/watcher
         uses: ./.github/actions/watcher
       - name: Set CGO flags
-        run: echo "CGO_CFLAGS=-I${PWD}/watcher/target/include $(php-config --includes)" >> "${GITHUB_ENV}"
+        run: echo "CGO_CFLAGS=-I${PWD}/watcher/target/include $(php-config --includes) $(pkg-config --cflags libbrotlidec libbrotlienc libbrotlicommon)" >> "${GITHUB_ENV}"
       - name: Build
         run: go build
       - name: Build testcli binary