diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..bfdf533
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,4 @@
+{
+  "typescript.preferences.quoteStyle": "single",
+  "javascript.preferences.quoteStyle": "single"
+}
diff --git a/apps/frontend/src/app/features/coupling/coupling.component.ts b/apps/frontend/src/app/features/coupling/coupling.component.ts
index 5a006e8..970b551 100644
--- a/apps/frontend/src/app/features/coupling/coupling.component.ts
+++ b/apps/frontend/src/app/features/coupling/coupling.component.ts
@@ -19,7 +19,7 @@ import { LimitsComponent } from '../../ui/limits/limits.component';
 import { debounceTimeSkipFirst } from '../../utils/debounce';
 import { EventService } from '../../utils/event.service';
 
-import { CouplingFilter, CouplingStore } from './coupling.store';
+import { CouplingStore } from './coupling.store';
 import { createGroups, createNodes, createEdges } from './graph.adapter';
 
 const STRUCTURE_TIP =