Fix the Windows and upload CI jobs

.github/workflows/upload.yml

@@ -56,9 +56,16 @@ jobs:
           curl -X POST -H "Content-Type: application/json" \
             -d '{"name": "sitespeed"}' \
             http://127.0.0.1:8081/storage/v1/b?project=sitespeed
-    - name: Setup minio/S3 container
+    - name: Setup S3 container
+      # MinIO archived the open source project in 2026 and removed the
+      # minio/minio and minio/mc images from Docker Hub, so the old
+      # docker-compose setup can't pull anymore. s3mock is a small
+      # Apache-2 S3 mock that accepts any credentials and region, which
+      # is all this upload smoke test needs.
       run: |
-            docker compose -f test/docker/docker-compose.minio.yml up -d
+          docker run -d -p 9090:9090 \
+            -e COM_ADOBE_TESTING_S3MOCK_STORE_INITIAL_BUCKETS=sitespeedio \
+            adobe/s3mock:5.2.2
     - name: Install local HTTP server
       run: npm install serve -g
     - name: Start local HTTP server
@@ -72,4 +79,4 @@ jobs:
     - name: Run Chrome test sending data to GCS
       run: STORAGE_EMULATOR_HOST="http://localhost:8081" node bin/sitespeed.js http://127.0.0.1:3001/simple/ --xvfb -n 1 --gcs.bucketname sitespeed --gcs.projectId sitespeed
     - name: Run Chrome test sending data to S3
-      run: node bin/sitespeed.js http://127.0.0.1:3001/simple/ --xvfb -n 1 --s3.endpoint http://127.0.0.1:9000 --s3.bucketname sitespeedio --s3.key user --s3.secret password --s3.region motown
+      run: node bin/sitespeed.js http://127.0.0.1:3001/simple/ --xvfb -n 1 --s3.endpoint http://127.0.0.1:9090 --s3.bucketname sitespeedio --s3.key user --s3.secret password --s3.region motown

.github/workflows/windowsFull.yml

@@ -36,9 +36,13 @@ jobs:
       env:
         GECKODRIVER_SKIP_DOWNLOAD: true
     - name: Install ffmpeg
-      uses: AnimMouse/setup-ffmpeg@ae28d57dabbb148eff63170b6bf7f2b60062cbae # v1.2.3
+      # The action downloads the Windows build from BtbN/FFmpeg-Builds'
+      # rolling "latest" release, which only keeps the two newest release
+      # branches. When a branch drops out of it the download 404s and this
+      # job fails, so expect to bump this version every ~year.
+      uses: AnimMouse/setup-ffmpeg@178e0b4a408f06ce40d896c3cd79f50fa6f8b0c3 # v1.2.5
       with:
-        version: '7.1'
+        version: '8.1'
     - name: Set up Python
       uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6
       with: