Run database migrations when opening board. Not when updating WeKan.

Thanks to xet7 !

client/components/boardConversionProgress.js

@@ -0,0 +1,31 @@
+import { Template } from 'meteor/templating';
+import { ReactiveVar } from 'meteor/reactive-var';
+import { boardConverter } from '/imports/lib/boardConverter';
+
+Template.boardConversionProgress.helpers({
+  isConverting() {
+    return boardConverter.isConverting.get();
+  },
+  
+  conversionProgress() {
+    return boardConverter.conversionProgress.get();
+  },
+  
+  conversionStatus() {
+    return boardConverter.conversionStatus.get();
+  },
+  
+  conversionEstimatedTime() {
+    return boardConverter.conversionEstimatedTime.get();
+  }
+});
+
+Template.boardConversionProgress.onCreated(function() {
+  // Subscribe to conversion state changes
+  this.autorun(() => {
+    boardConverter.isConverting.get();
+    boardConverter.conversionProgress.get();
+    boardConverter.conversionStatus.get();
+    boardConverter.conversionEstimatedTime.get();
+  });
+});