Tweak test scripts and update contribution guide

.github/workflows/validate.yml

@@ -74,4 +74,4 @@ jobs:
           key: jest-${{ runner.os }}-${{ hashFiles('./pnpm-lock.yaml') }}
 
       - name: Test
-        run: pnpm run test
+        run: pnpm run test && pnpm run test:sku-init

CONTRIBUTING.md

@@ -54,6 +54,11 @@ To run the test suite locally:
 pnpm run test
 ```
 
+> [!NOTE]
+> The [`sku-init` test suite] is not run as part of the `test` script.
+> The test is run separately as it can conflict with other tests running in parallel.
+> It is always run on CI, but it can be run locally with `pnpm run test:sku-init`.
+
 If snapshots are out of date, you can update them with:
 
 ```sh
@@ -84,6 +89,8 @@ Once you've made the desired changes and you're ready to commit, stage your loca
 > Due to the inconsistent ordering of our test suite, dot files within the fixture directories can sometimes end up with changes.
 > These changes should not be committed and can be safely discard.
 
+[`sku-init` test suite]: ./fixtures/sku-init/sku-init.test.js
+
 ## Publishing a New Version
 
 This repo uses [changesets] for publishing new versions.

package.json

@@ -10,8 +10,7 @@
     "lint:prettier": "prettier --cache --list-different '**/*.{js,ts,tsx,md,less,css}'",
     "lint:tsc": "tsc",
     "check": "pnpm install --frozen-lockfile && echo 'Ignore paths from lint-staged'",
-    "test": "pnpm run test:rest && pnpm run test:sku-init",
-    "test:rest": "SKU_TELEMETRY=false SKU_DISABLE_CACHE=true OPEN_TAB=false jest --verbose",
+    "test": "SKU_TELEMETRY=false SKU_DISABLE_CACHE=true OPEN_TAB=false jest --verbose",
     "test:sku-init": "SKU_TELEMETRY=false SKU_DISABLE_CACHE=true OPEN_TAB=false jest --verbose --config=jest.config.sku-init.js",
     "setup-test-hosts": "node test-utils/setupTestHosts",
     "format": "prettier --cache --write '**/*.{js,ts,tsx,md,less,css}' && eslint --cache --fix .",