.eslintrc.json

{
  "extends": "standard-with-typescript",
  "parserOptions": {
      "project": "./tsconfig.eslint.json"
  },
  "rules": {
    "@typescript-eslint/explicit-function-return-type": "off", // useless boilerplate
    "@typescript-eslint/array-type": "off", // would have forced you to use Array<CustomType> instead of CustomType[], silly
    "@typescript-eslint/indent": "off", // too buggy when using decorators
    "@typescript-eslint/no-extraneous-class": ["error", { "allowEmpty": true }],
    "@typescript-eslint/no-non-null-assertion": "off", // would have disabled using ! to mark something as non-null,
                                                       // generally not avoidable without wasting cpu cycles on a check
    "@typescript-eslint/no-unused-vars": "off", // typescript already reports this and VSCode darkens the variable
    "@typescript-eslint/return-await": ["error", "always"], // allows you to accidentally break async stacktraces in node 14+
    "@typescript-eslint/strict-boolean-expressions": "off", // we know how truthiness works, annoying to have to avoid
    "@typescript-eslint/restrict-template-expressions": ["error", { "allowAny": true }], // `${myVar}` is fine if myVar is `any`
    // disallow typecasting with e.g. <string> because it's very confusing vs generics
    "@typescript-eslint/consistent-type-assertions": ["error", { "assertionStyle": "as" }],
    "@typescript-eslint/prefer-nullish-coalescing": ["error", { "ignoreConditionalTests": true }], // this is supposed to be the default but apparently standard-with-typescript overrode it to something stupid
    "@typescript-eslint/prefer-readonly": "off", // readonly adds a lot of complication and often infects other code with its complexity
    "new-cap": "off"
  }
}