[Versioning] Add developer build detection variable

src/index.js

@@ -104,9 +104,12 @@ const init = async function () {
   this.versioning = {
     version: 'v7.3.0-dev',
     hash: '<hash>', // Hash of built final js file is inserted here via build script
+
     lastUsedVersion: localStorage.getItem('goosemodLastVersion')
   };
 
+  this.versioning.isDeveloperBuild = this.versioning.hash === '<hash>';
+
   fetch(`${this.moduleStoreAPI.apiBaseURL}/injectVersion.json`).then((x) => x.json().then((latestInjectVersionInfo) => {
     if (latestInjectVersionInfo.version !== this.versioning.version) {
       this.showToast('Warning: Version number does not match latest public release', { timeout: 3000, type: 'danger' });