test against a local copy of the dwn server

* tests check for environment variable DWN_URL and use that as the dwn server if specified
* dwn-server launched in docker container during tests, DWN_URL is set

.github/workflows/tests-ci.yml

@@ -50,8 +50,16 @@ jobs:
       - name: Run linter for all packages
         run: npm run lint --ws
 
+      - name: Start dwn-server container
+        run: cd packages/dev-env && docker-compose up -d
+
+      - name: Wait for dwn-server to be ready
+        run: until curl -sf http://localhost:3000/health; do echo -n .; sleep .1; done
+
       - name: Run tests for all packages
-        run: npm run test:node --ws
+        run: npm run test:node --ws -- --color
+        env:
+          TEST_DWN_URL: http://localhost:3000
 
       - name: Upload test coverage to Codecov
         uses: codecov/codecov-action@eaaf4bedf32dbdc6b720b63067d99c4d77d6047d # v3.1.4
@@ -83,5 +91,25 @@ jobs:
       - name: Build all workspace packages
         run: npm run build
 
+      - name: Install docker
+        run: brew install docker && brew install docker-compose # && colima start
+
+      - name: Update qemu to work around https://github.com/actions/runner-images/issues/8104
+        run: |
+          brew remove --ignore-dependencies qemu &&
+          curl -o ./qemu.rb https://raw.githubusercontent.com/Homebrew/homebrew-core/dc0669eca9479e9eeb495397ba3a7480aaa45c2e/Formula/qemu.rb &&
+          brew install ./qemu.rb
+
+      - name: Start docker
+        run: colima start
+
+      - name: Start dwn-server container
+        run: cd packages/dev-env && docker-compose up -d
+
+      - name: Wait for dwn-server to be ready
+        run: until curl -sf http://localhost:3000/health; do echo -n .; sleep .1; done
+
       - name: Run tests for all packages
-        run: npm run test:browser --ws
+        run: npm run test:browser --ws -- --color
+        env:
+          TEST_DWN_URL: http://localhost:3000