Got rid of cringe /index path

src/output/i18n.json

@@ -1,6 +1,6 @@
 {
   "en": {
-    "link": "index",
+    "link": "",
     "title": "Market Gaps",
     "description": "Find a profitable difference between the price of the set and the price of the sum of it's parts.",
     "filter_by_difference": "Filter by difference:",

src/output/index.js

@@ -35,7 +35,7 @@ class Output {
     const template = await this._compileTemplate()
 
     Object.keys(i18n).forEach(locale => {
-      const filename = i18n[locale].link
+      const filename = i18n[locale].link || 'index'
       this._writeToFile(`./public/${filename}.html`, template({
         ...this,
         t: i18n[locale],