Fix lint issues

.eslintrc.js

@@ -55,7 +55,7 @@ module.exports = {
     "import/no-extraneous-dependencies": ["error", {
       "devDependencies": false,
       "optionalDependencies": false,
-      "peerDependencies": false
+      "peerDependencies": true
     }],
     "func-call-spacing": "off",
     "max-len": ["error", {

.prettierignore

@@ -0,0 +1 @@
+.eslintrc.js

src/functional.ts

@@ -1,6 +1,8 @@
 import assert from "assert";
 import {IBls} from "./interface";
 
+// Returned type is enforced at each implementation's index
+// eslint-disable-next-line @typescript-eslint/explicit-function-return-type
 export function functionalInterfaceFactory({
   PrivateKey,
   PublicKey,