Update linters

Author: sethvargo

.github/workflows/unit.yml

@@ -31,16 +31,10 @@ jobs:
 
       - uses: 'actions/setup-node@1d0ff469b7ec7b3cb9d8673fde0c81c44821de2a' # ratchet:actions/setup-node@v4
         with:
-          node-version: '20.x'
+          node-version-file: 'package.json'
 
       - name: 'npm build'
         run: 'npm ci && npm run build'
 
-      - name: 'npm lint'
-        # There's no need to run the linter for each operating system, since it
-        # will find the same thing 3x and clog up the PR review.
-        if: ${{ matrix.os == 'ubuntu-latest' }}
-        run: 'npm run lint'
-
       - name: 'npm test'
         run: 'npm run test'

action.yml

@@ -12,10 +12,11 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-name: SSH to Google Cloud Platform compute instances
-author: Google LLC
+name: 'SSH to Google Cloud Platform compute instances'
+author: 'Google LLC'
 description: |-
-  Use this action to connect to Google Cloud Platform instances via ssh and execute user's commands.
+  Use this action to connect to Google Cloud Platform instances via ssh and
+  execute user's commands.
 
 inputs:
   instance_name:
@@ -71,7 +72,8 @@ inputs:
     required: false
 
   project_id:
-    description: The GCP project ID. Overrides project ID set by credentials.
+    description: |-
+      The GCP project ID. Overrides project ID set by credentials.
     required: false
 
   flags:
@@ -97,9 +99,11 @@ inputs:
 
 outputs:
   stdout:
-    description: Stdout from ssh command.
+    description: |-
+      Stdout from ssh command.
   stderr:
-    description: Stderr from ssh command.
+    description: |-
+      Stderr from ssh command.
 
 branding:
   icon: 'terminal'

bin/runTests.sh

@@ -16,4 +16,6 @@ set -eEuo pipefail
 FILES="$(node -e "process.stdout.write(require('node:fs').readdirSync('./', { recursive: true }).filter((e) => {return e.endsWith('.test.ts') && !e.startsWith('node_modules');}).sort().join(' '));")"
 
 set -x
+
+# shellcheck disable=SC2086
 exec node --require ts-node/register --test-reporter spec --test ${FILES}

package.json

@@ -9,6 +9,10 @@
     "format": "eslint . --fix",
     "test": "bash ./bin/runTests.sh"
   },
+  "engines": {
+    "node": "20.x",
+    "npm": "10.x"
+  },
   "repository": {
     "type": "git",
     "url": "https://github.com/google-github-actions/ssh-compute.git"