Give .js files more descriptive names

This is in preparation for setting up the server! ;-)

cli.js

@@ -12,7 +12,7 @@ const config = require('./config')
 
 const {
   Seance,
-} = require ('./functions')
+} = require ('./seance')
 
 
 // Set up Seance CLI notifications

package.json

@@ -9,7 +9,7 @@
   "private": false,
   "preferGlobal": true,
   "bin": {
-    "seance": "index.js"
+    "seance": "cli.js"
   },
   "dependencies": {
     "@tryghost/admin-api": "^1.0.1",