Enable webapp test in GitHub CI.

.github/workflows/test-webapp.yml

@@ -0,0 +1,29 @@
+name: Webapp Test
+
+on:
+  pull_request:
+    branches: '*'
+  push:
+    branches: '*'
+
+jobs:
+  test:
+    name: "Run webapp test suite"
+    runs-on: ubuntu-latest
+    steps:
+      - name: "Clone project repository"
+        uses: actions/checkout@v3
+      - name: "Install Python"
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.8'
+      - name: "Print Python version"
+        run: python3 --version
+      - name: "Install shiv"
+        run: pip install shiv
+      - name: "Generate build version file"
+        run: ./scripts/create_build_tag_file.sh
+      - name: "Build local shiv package"
+        run: ./scripts/build_shiv_package.sh
+      - name: "Run webapp tests"
+        run: ./tests/webapp-test/run-webapp-test.sh

tests/webapp-test/run-webapp-test.sh

@@ -51,7 +51,7 @@ else
   echo "BEFORE: PASSED"
 fi
 
-grep "`uuidgen`" test.after > /dev/null
+grep "$UUID" test.after > /dev/null
 if [ $? -ne 0 ]; then
   echo "AFTER: FAILED"
   exit 1