Add eslint based off of SponsorBlock

.eslintrc.js

@@ -0,0 +1,29 @@
+module.exports = {
+  env: {
+      browser: false,
+      es2021: true,
+      node: true,
+  },
+  extends: [
+      "eslint:recommended",
+      "plugin:@typescript-eslint/recommended",
+  ],
+  parser: "@typescript-eslint/parser",
+  parserOptions: {
+      ecmaVersion: 12,
+      sourceType: "module",
+  },
+  plugins: ["@typescript-eslint"],
+  rules: {
+      // TODO: Remove warn rules when not needed anymore
+      "@typescript-eslint/no-this-alias": "warn",
+      "no-self-assign": "warn",
+      "@typescript-eslint/no-empty-interface": "warn",
+      "@typescript-eslint/ban-types": "warn",
+  },
+  settings: {
+      react: {
+          version: "detect",
+      },
+  },
+};

package.json

@@ -8,7 +8,9 @@
     "dev": "nodemon",
     "dev:bash": "nodemon -x 'npm test ; npm start'",
     "start": "ts-node src/index.ts",
-    "tsc": "tsc -p tsconfig.json"
+    "tsc": "tsc -p tsconfig.json",
+    "lint": "eslint src",
+    "lint:fix": "eslint src --fix"
   },
   "author": "Ajay Ramachandran",
   "license": "MIT",
@@ -38,6 +40,9 @@
     "@types/pg": "^7.14.10",
     "@types/redis": "^2.8.28",
     "@types/request": "^2.48.5",
+    "@typescript-eslint/eslint-plugin": "^4.28.1",
+    "@typescript-eslint/parser": "^4.28.1",
+    "eslint": "^7.30.0",
     "mocha": "^8.4.0",
     "nodemon": "^2.0.2",
     "sinon": "^9.2.0",