added user-fetching functionality on build

scripts/buildHelpers.js

@@ -0,0 +1,34 @@
+const DEFAULT_AVATAR_MODULO = 5
+module.exports = {
+  splitHash(identifier) {
+    const hashLocation = identifier.lastIndexOf("#")
+
+    if (hashLocation === -1) {
+      throw Error(`Invalid name format ${identifier}`)
+    }
+
+    const name = identifier.slice(0, hashLocation)
+    const hash = identifier.slice(hashLocation + 1)
+    return [name, hash]
+  },
+  getDefaultAvatar(name) {
+    const [_, hash] = this.splitHash(hashLocation)
+
+    const avatar = Number(hash) % DEFAULT_AVATAR_MODULO
+    return `https://cdn.discordapp.com/embed/avatars/${avatar}.png`
+  },
+  resolveAuthor(users, author) {
+    const target = users.find(user => user.identifier === author)
+    const [name, hash] = this.splitHash(author)
+    const avatar = target ? target.avatar : this.getDefaultAvatar(author)
+
+    return {
+      name,
+      hash,
+      avatar,
+    }
+  },
+  resolveAuthors(users, authors) {
+    return authors.map(author => this.resolveAuthor(users, author))
+  },
+}