Fix TypeScript cleanup regressions

src/components/launch/LaunchWindow.tsx

@@ -167,7 +167,7 @@ export function LaunchWindow() {
 	const [pausedTotal, setPausedTotal] = useState(0);
 	const [selectedSource, setSelectedSource] = useState("Screen");
 	const [hasSelectedSource, setHasSelectedSource] = useState(false);
-	const [recordingsDirectory, setRecordingsDirectory] = useState<string | null>(null);
+	const [, setRecordingsDirectory] = useState<string | null>(null);
 	const [activeDropdown, setActiveDropdown] = useState<"none" | "sources" | "more" | "mic" | "countdown" | "webcam">("none");
 	const [sources, setSources] = useState<DesktopSource[]>([]);
 	const [sourcesLoading, setSourcesLoading] = useState(false);

src/components/video-editor/projectPersistence.ts

@@ -415,7 +415,7 @@ export function normalizeProjectEditor(editor: Partial<ProjectEditorState>): Pro
 			reactToZoom:
 				typeof webcam.reactToZoom === "boolean"
 					? webcam.reactToZoom
-					: legacyZoomScaleEffect !== null
+					: legacyZoomScaleEffect != null
 						? legacyZoomScaleEffect > 0
 						: DEFAULT_WEBCAM_REACT_TO_ZOOM,
 			cornerRadius: isFiniteNumber(webcam.cornerRadius)

src/contexts/I18nContext.tsx

@@ -119,8 +119,8 @@ function getInitialLocale(): AppLocale {
   }
 
   const storedLocale = window.localStorage.getItem(LOCALE_STORAGE_KEY)
-  if (storedLocale && isSupportedLocale(storedLocale)) {
-    return storedLocale
+  if (storedLocale) {
+    return normalizeLocale(storedLocale)
   }
 
   // Product default must be English on first launch unless user explicitly

src/lib/exporter/audioEncoder.ts

@@ -208,26 +208,32 @@ export class AudioProcessor {
     }[] = []
 
     for (const region of audioRegions) {
-      const regionSource = await resolveMediaElementSource(region.audioPath)
+      const regionFileSource = await resolveMediaElementSource(region.audioPath)
       const audioEl = document.createElement('audio')
-      audioEl.src = regionSource.src
+      audioEl.src = regionFileSource.src
       audioEl.preload = 'auto'
       try {
         await this.waitForLoadedMetadata(audioEl)
       } catch {
-        regionSource.revoke()
+        regionFileSource.revoke()
         console.warn('[AudioProcessor] Failed to load audio region:', region.audioPath)
         continue
       }
       if (this.cancelled) throw new Error('Export cancelled')
 
-      const regionSource = audioContext.createMediaElementSource(audioEl)
+      const regionSourceNode = audioContext.createMediaElementSource(audioEl)
       const gainNode = audioContext.createGain()
       gainNode.gain.value = Math.max(0, Math.min(1, region.volume))
-      regionSource.connect(gainNode)
+      regionSourceNode.connect(gainNode)
       gainNode.connect(destinationNode)
 
-      audioRegionElements.push({ media: audioEl, sourceNode: regionSource, gainNode, region, cleanup: regionSource.revoke })
+      audioRegionElements.push({
+        media: audioEl,
+        sourceNode: regionSourceNode,
+        gainNode,
+        region,
+        cleanup: regionFileSource.revoke,
+      })
     }
 
     const { recorder, recordedBlobPromise } = this.startAudioRecording(destinationNode.stream)

src/lib/exporter/localMediaSource.ts

@@ -69,7 +69,7 @@ export async function resolveMediaElementSource(resource: string): Promise<{
 
 		const bytes =
 			result.data instanceof Uint8Array ? result.data : new Uint8Array(result.data);
-		const blob = new Blob([bytes], { type: inferMimeType(localFilePath) });
+		const blob = new Blob([Uint8Array.from(bytes)], { type: inferMimeType(localFilePath) });
 		const objectUrl = URL.createObjectURL(blob);
 
 		return {