add options page

For local Usage

update message
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Add a sidebar to quick mark somethings on whiteboard

Popup Menu Support Dark Theme
add Keymap to open Local Editor

Follower Halo: Users can now see a halo around the cursor, making it easier to track its location in collaborative environments.
Selection Cancellation: Implemented the ability to cancel selections, enhancing user flexibility while interacting with the UI.
Automated Packaging: A new GitHub workflow has been added to automate packaging, streamlining the release process.
Updated Demo Video: The demo video has been updated to reflect the new changes and improvements.

Bug Fixes:

Fixed various type issues to improve code reliability and stability.
Presentation mode now remains active when the space key is triggered, ensuring uninterrupted presentations.

fix some slide navbar bugs in local editor

remove embedded tool to fulfillment the requirement of not include the remote hosted code policy

**Welcome to Your Ultimate Visual Storytelling Tool!*

Unleash your creativity with our enhanced Chrome extension, combining the power of Excalidraw with exciting new features! Here's how you can elevate your visual storytelling:

/Transform Your Workflow with Seamless Integration:/
- Access your local Excalidraw editor effortlessly from the new Popup menu. Enjoy all your favorite drawing features with just a click.

/Capture and Create Instantly:/
- Use the new screenshot tool to snap your current tab's view or select a specific area, then launch into the Excalidraw editor with your image centered for easy annotation and creativity.

/Refined Presentation Experience:/
- Navigate your enhanced presentation with the intuitive frame tool and organize slides with ease. Enjoy smooth transitions between presentation and editing modes for a streamlined workflow.

/Master with Ease:/
- Command your presentation with simple shortcuts: press =Esc= to exit, and use =Arrow Left= and =Arrow Right= to navigate.

Experience the future of digital creativity and storytelling. Download now to transform your visual projects into captivating presentations!