js action to set up creds

.eslintrc.json

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+{
+  "root": true,
+  "parser": "@typescript-eslint/parser",
+  "parserOptions": {
+    "ecmaVersion": 6,
+    "sourceType": "module"
+  },
+  "plugins": ["@typescript-eslint"],
+  "rules": {
+    "@typescript-eslint/class-name-casing": "warn",
+    "@typescript-eslint/semi": ["error", "never"],
+    "@typescript-eslint/no-unused-vars": [
+      "warn",
+      { "argsIgnorePattern": "^_.*", "varsIgnorePattern": "^_.*" }
+    ]
+  }
+}

.gitignore

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+node_modules/

.prettierrc

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+{
+  "tabWidth": 2,
+  "semi": false,
+  "singleQuote": false
+}

action.yml

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+name: init-credentials
+description: "Set up AWS and Kubernetes credentials to be used by subsequent steps."
+inputs:
+  aws_account_id:
+    required: true
+  aws_access_key_id:
+    required: true
+  aws_secret_access_key:
+    required: true
+  kube_config:
+    required: true
+  cluster:
+    description: "Which cluster to configure the config."
+    required: true
+runs:
+  using: "node12"
+  main: "build/index.js"

build/index.d.ts

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+export {};