Add .gitignore to exclude all node packages and lock files

skills/remotion-prompt-video/node_modules/@remotion/web-renderer/dist/web-fs-target.js

@@ -0,0 +1,41 @@
+let sessionId = null;
+const getPrefix = () => {
+    if (!sessionId) {
+        sessionId = crypto.randomUUID();
+    }
+    return `__remotion_render:${sessionId}:`;
+};
+export const cleanupStaleOpfsFiles = async () => {
+    try {
+        const root = await navigator.storage.getDirectory();
+        for await (const [name] of root.entries()) {
+            if (name.startsWith('__remotion_render:') &&
+                !name.startsWith(getPrefix())) {
+                await root.removeEntry(name);
+            }
+        }
+    }
+    catch (_a) {
+        // Ignore, could already be closed
+    }
+};
+export const createWebFsTarget = async () => {
+    const directoryHandle = await navigator.storage.getDirectory();
+    const filename = `${getPrefix()}${crypto.randomUUID()}`;
+    const fileHandle = await directoryHandle.getFileHandle(filename, {
+        create: true,
+    });
+    const writable = await fileHandle.createWritable();
+    const stream = new WritableStream({
+        async write(chunk) {
+            await writable.seek(chunk.position);
+            await writable.write(chunk);
+        },
+    });
+    const getBlob = async () => {
+        const handle = await directoryHandle.getFileHandle(filename);
+        return handle.getFile();
+    };
+    const close = () => writable.close();
+    return { stream, getBlob, close };
+};