Use upstream k6 setup action

And clear out local installer

README.md

@@ -16,11 +16,14 @@ Some steps are required to make them ready to run.
 ### GitHub Actions
 
 #### Pre-requisites
+
 Create a workflow `.yml` file in your repositories `.github/workflows` directory.
 An [example workflow](#example-workflow) is available below.
 For more information, reference the GitHub Help Documentation for
 [Creating a workflow file](https://help.github.com/en/articles/configuring-a-workflow#creating-a-workflow-file).
 
+Make sure to use the [`grafana/setup-k6-action`](https://github.com/grafana/setup-k6-action) action to install k6.
+
 #### Inputs
 See [action.yml](action.yml).
 For more information on these inputs, see the [API Documentation](https://developer.github.com/v3/repos/releases/#input-2).
@@ -29,7 +32,8 @@ For more information on these inputs, see the [API Documentation](https://develo
 
 ```yaml
 steps:
-  - uses: actions/checkout@v
+  - uses: actions/checkout@v4
+  - uses: grafana/setup-k6-action@v1
   - name: Test with server-configs-test
     uses: h5bp/server-configs-test@main
     with:

action.js

@@ -4,7 +4,6 @@
 
 const path = require('path')
 const core = require('@actions/core')
-const tc = require('@actions/tool-cache')
 const exec = require('@actions/exec')
 const { DefaultArtifactClient } = require('@actions/artifact')
 
@@ -50,17 +49,6 @@ async function action () {
 
   // ------
   core.startGroup('Preparing server-configs-test')
-  const k6Version = core.getInput('k6-version', { required: true })
-  // ---
-  core.debug(`Download k6 v${k6Version}`)
-  let k6Path = tc.find('k6', k6Version)
-  if (!k6Path) {
-    const k6Download = await tc.downloadTool(`https://github.com/grafana/k6/releases/download/v${k6Version}/k6-v${k6Version}-linux-amd64.tar.gz`)
-    const k6ExtractedFolder = await tc.extractTar(k6Download)
-    const k6Root = path.join(k6ExtractedFolder, `k6-v${k6Version}-linux-amd64`)
-    k6Path = await tc.cacheDir(k6Root, 'k6', k6Version)
-  }
-  core.addPath(k6Path)
   // ---
   core.debug('Build k6 arguments')
   const k6Args = ['run']

action.yml

@@ -5,10 +5,6 @@ branding:
   color: orange
   icon: check-circle
 inputs:
-  k6-version:
-    description: "The k6 version to use (default: 0.50.0)"
-    required: false
-    default: "0.50.0"
   command:
     description: The server-configs-test command to run (test or benchmark)
     required: false