fix(psf-slp-indexer): sketching out new library

src/app.js

@@ -200,6 +200,9 @@ app.use(`/${v5prefix}/` + 'ninsight', ninsight.router)
 
 app.use(`/${v5prefix}/` + 'bcash/slp', bcashSLP.router)
 
+// Daniel:
+// app.use(`/${v5prefix}/` + 'psfslp', psfSlp.router)
+
 // catch 404 and forward to error handler
 app.use((req, res, next) => {
   const err = {

src/routes/v5/psf-slp-indexer.js

@@ -3,10 +3,27 @@
 */
 
 // Public npm libraries
-// const express = require('express')
-// const router = express.Router()
-// const axios = require('axios')
-//
-// // Local libraries
+const express = require('express')
+const router = express.Router()
+const axios = require('axios')
+
+// Local libraries
 // const wlogger = require('../../../util/winston-logging')
 // const config = require('../../../../config')
+
+class PsfSlpIndexer {
+  constructor () {
+    // Encapsulate dependencies
+    this.axios = axios
+    this.router = router
+
+    // Define routes
+    // this.router.get('/', this.root)
+    // this.router.get('/status', this.getStatus)
+    // this.router.post('/address', this.getAddress)
+    // this.router.post('/txid', this.getTxid)
+    // this.routner.post('/token', this.getTokenStats)
+  }
+}
+
+module.exports = PsfSlpIndexer