Include metadata.json in project and fix import path

frontend/src/app/component/file-uploader/file-uploader.component.ts

@@ -4,7 +4,7 @@ import {NGXLogger} from 'ngx-logger';
 import {MatSnackBar} from '@angular/material/snack-bar';
 import {ImageMetadata} from '../../interfaces/interface';
 // @ts-ignore
-import metaFile from '../../../../../iotclient/metadata_full.json';
+import metaFile from '@metafile/metadata.json';
 
 @Component({
   selector: 'app-file-uploader',

frontend/tsconfig.json

@@ -19,7 +19,11 @@
     ],
     "allowJs": true,
     "resolveJsonModule": true,
-    "esModuleInterop": true
+    "esModuleInterop": true,
+    "baseUrl": ".",
+    "paths": {
+      "@metafile/*": ["./src/assets/*"]
+    }
   }
 }