fix auth (#86)

README.md

@@ -10,6 +10,7 @@ Acceptable values are latest or any semantic version string like v3.5.0 Use this
 - uses: azure/setup-helm@v3
   with:
      version: '<version>' # default is latest (stable)
+     token: ${{ secrets.GITHUB_TOKEN }} # only needed if version is 'latest'
   id: install
 ```
 

action.yml

@@ -5,6 +5,9 @@ inputs:
       description: 'Version of helm'
       required: true
       default: 'latest'
+   token:
+      description: GitHub token. Required only if 'version' == 'latest'
+      required: false
 outputs:
    helm-path:
       description: 'Path to the cached helm binary'

package.json

@@ -10,6 +10,7 @@
       "@actions/exec": "^1.0.0",
       "@actions/io": "^1.0.0",
       "@actions/tool-cache": "1.1.2",
+      "@octokit/auth-action": "^2.0.0",
       "@octokit/graphql": "^4.6.1",
       "semver": "^6.1.0"
    },

src/run.ts

@@ -10,6 +10,8 @@ import * as fs from 'fs'
 import * as toolCache from '@actions/tool-cache'
 import * as core from '@actions/core'
 import {graphql} from '@octokit/graphql'
+import {createActionAuth} from '@octokit/auth-action'
+import {create} from 'domain'
 
 const helmToolName = 'helm'
 const stableHelmVersion = 'v3.9.0'
@@ -49,7 +51,11 @@ export function getValidVersion(version: string): string {
 // Gets the latest helm version or returns a default stable if getting latest fails
 export async function getLatestHelmVersion(): Promise<string> {
    try {
-      const {repository} = await graphql(
+      const auth = createActionAuth()
+      const graphqlAuthenticated = graphql.defaults({
+         request: {hook: auth.hook}
+      })
+      const {repository} = await graphqlAuthenticated(
          `
             {
                repository(name: "helm", owner: "helm") {