Add .npmrc for bun usage and update dependencies

- Created a new .npmrc file to enforce bun usage.
- Bumped version numbers for multiple packages to 0.1.9 in bun.lock.
- Added react-sound-visualizer dependency to enhance audio visualization features.
- Introduced convert:assets script in package.json for asset optimization.
- Updated CONTRIBUTING.md with instructions for converting assets to web formats.
- Added documentation files for API endpoints and developer guidelines in the docs directory.

docs/overview/stories-editor.mdx

@@ -0,0 +1,64 @@
+---
+title: "Stories Editor"
+description: "Create multi-voice narratives with a timeline-based editor"
+---
+
+## Overview
+
+The Stories Editor is a DAW-like timeline interface for creating multi-voice narratives, podcasts, and conversations.
+
+## Features
+
+<CardGroup cols={2}>
+  <Card title="Multi-Track Timeline" icon="timeline">
+    Arrange multiple voice tracks in parallel
+  </Card>
+  <Card title="Inline Editing" icon="scissors">
+    Trim and split clips directly in the timeline
+  </Card>
+  <Card title="Auto-Playback" icon="play">
+    Preview with synchronized playhead
+  </Card>
+  <Card title="Voice Mixing" icon="users">
+    Build conversations with multiple speakers
+  </Card>
+</CardGroup>
+
+## Creating a Story
+
+<Steps>
+  <Step title="Create New Story">
+    Navigate to **Stories** and click **+ New Story**
+  </Step>
+  <Step title="Add Tracks">
+    Create separate tracks for each voice/speaker
+  </Step>
+  <Step title="Add Clips">
+    - Drag from generation history
+    - Generate new clips inline
+    - Upload audio files
+  </Step>
+  <Step title="Arrange & Edit">
+    - Position clips on timeline
+    - Trim clip edges
+    - Adjust spacing and timing
+  </Step>
+  <Step title="Export">
+    Render the final mixed audio
+  </Step>
+</Steps>
+
+## Use Cases
+
+- **Podcasts**: Multi-host conversations
+- **Audiobooks**: Narrator + character voices
+- **Game Dialogue**: Character interactions
+- **Video Voiceovers**: Multiple speakers
+- **Audio Drama**: Full voice casts
+
+## Coming Soon
+
+- Word-level editing
+- Crossfades and transitions
+- Audio effects (reverb, EQ)
+- Real-time collaboration