Allow multiline prompt input in edit command

✍️ Allow multiline prompt input in edit command (#67)

This PR allows for multiline prompt input in the edit command, improving
user experience and flexibility.

- Added support for multiline prompt input in the `edit` command.
- Introduced `--snap` option to add a screenshot to the prompt.
- Fixed spinner behavior in the `edit` command.
- Updated `TaskParameters` model to include `snap` attribute.
- Adjusted `setup.py` version to `1.8.9`.
- Minor code refactoring and cleanup.

Print PR link in quiet mode

1.8.8

Output result and PR link in quiet mode

Bug fix

1.8.7

Fix bug

Add `auto_sync` and `quiet` user configs

Users can now set quiet and auto_sync in their PR Pilot config

UX Improvements

• Refactor task parameters
• Make sure edit command properly removes backticks in output

Fix --sync behavior for new pull requests

1.8.4

Bump version to 1.8.4

Bug fix in task command

1.8.3

Fix task command

Refactor command structure

• New subtasks for plan, task and edit
• Update documentation with usage examples

Minor bug fixes and UX improvement

Plan execution was still a bit rough around the edges

Add branch support

Users can now use --branch to run tasks on a particular branch.
The new --sync flag tells PR Pilot to run that ask on the user's current branch and automatically pull the bot's changes when done