chore(build): Add multiple tries to wget step.

.github/workflows/containers.yml

@@ -401,17 +401,16 @@ jobs:
         run: cd docs && npm run prettier:check
       - name: Test docs start (webpack-dev-server)
         run: cd docs && timeout -s SIGINT 60 npm run start &
-      - run: sleep 20
       - name: Test docs wget (webpack-dev-server)
-        run: wget http://localhost:3000
-      - run: sleep 10
+        id: wget-webpack-dev-server
+        run: export TIMEFORMAT="%R"; echo "time_spent=$((time wget --waitretry=60 http://localhost:3000) 2>&1 | sed -e 's/^\([0-9]*\)\..*/\1/' >> $GITHUB_OUTPUT
+      - run: sleep $(expr 60 - {{ steps.wget-webpack-dev-server.outputs.time_spent }})
       - name: Test docs build (webpack)
         run: cd docs && npm run build
       - name: Test docs serve (webpack)
-        run: cd docs && timeout -s SIGINT 10 npm run serve &
-      - run: sleep 5
+        run: cd docs && timeout -s SIGINT 30 npm run serve &
       - name: Test docs wget (webpack)
-        run: wget http://localhost:3000
+        run: wget --waitretry=30 http://localhost:3000
       - name: Test less
         run: less --version
       - name: Test PAGER