Add eslint and prettier to code base (#26)

* eslint cleanup

* remove node-fetch

* prettier fix

* Add type to imports

.eslintrc.cjs

@@ -0,0 +1,10 @@
+/* eslint-env node */
+module.exports = {
+    extends: ['eslint:recommended', 'plugin:@typescript-eslint/recommended'],
+    parser: '@typescript-eslint/parser',
+    plugins: ['@typescript-eslint'],
+    root: true,
+    rules: {
+        '@typescript-eslint/consistent-type-imports': 'error',
+    }
+  };

.github/workflows/action-ci.yml

@@ -6,9 +6,9 @@ name: CI
 on:
   # Triggers the workflow on push or pull request events but only for the master branch
   push:
-    branches: [ main ]
+    branches: [main]
   pull_request:
-    branches: [ main ]
+    branches: [main]
 
   # Allows you to run this workflow manually from the Actions tab
   workflow_dispatch:
@@ -22,14 +22,15 @@ jobs:
 
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
-    - uses: actions/checkout@v2
-    - name: Use Node.js
-      uses: actions/setup-node@v2
-      with:
-        node-version: 'lts/Hydrogen'
-    - run: npm ci    
-    - run: npm run test-ci
-    - name: Report Coverage
-      uses: davelosert/vitest-coverage-report-action@v2
-      if: always()
-    - run: npm run build --if-present
+      - uses: actions/checkout@v2
+      - name: Use Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: "lts/Hydrogen"
+      - run: npm ci
+      - run: npm run lint
+      - run: npm run test-ci
+      - name: Report Coverage
+        uses: davelosert/vitest-coverage-report-action@v2
+        if: always()
+      - run: npm run build --if-present

.github/workflows/npm-publish.yml

@@ -14,8 +14,9 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2
         with:
-          node-version: 'lts/Hydrogen'
+          node-version: "lts/Hydrogen"
       - run: npm ci
+      - run: npm run lint
       - run: npm test-ci
       - name: report coverage
         uses: davelosert/vitest-coverage-report-action@v2
@@ -28,10 +29,10 @@ jobs:
       - uses: actions/checkout@v2
       - uses: actions/setup-node@v2
         with:
-          node-version: 'lts/Hydrogen'
+          node-version: "lts/Hydrogen"
           registry-url: https://registry.npmjs.org/
       - run: npm ci
       - run: npm version "${GITHUB_REF#refs/tags/}" --no-git-tag-version
       - run: npm run publish-npm
         env:
-          NODE_AUTH_TOKEN: ${{secrets.npm_token}} 
+          NODE_AUTH_TOKEN: ${{secrets.npm_token}}

.prettierrc

@@ -0,0 +1,4 @@
+{
+    "singleQuote": false,
+    "printWidth": 120
+}

.vscode/settings.json

@@ -1,3 +1,5 @@
 {
-    "typescript.tsdk": "node_modules\\typescript\\lib"
+    "typescript.tsdk": "node_modules\\typescript\\lib",
+    "prettier.enable": true,
+    "editor.defaultFormatter": "esbenp.prettier-vscode"
 }