Word part creation, deletion, and edit confirmations

[denniwang]

This pull request includes several changes to improve the word segmentation feature and enhance the edit functionality in the word panel. The most important changes include adding new SQL queries, updating the form context, and enhancing the UI components to support adding and deleting word segments.

Database Changes:

• Added a new SQL query to delete word segments by word_id in types/queries/delete_word_segments.sql.
• Updated the database_sql.rs file to use the new delete query when segments are empty or before upserting new segments.

Form Context Updates:

• Modified the FormProvider in website/src/edit-word-form-context.tsx to include originalSegmentCount and added validation checks for segment deletion. [1] [2] [3]

UI Enhancements:

• Updated the EditButton in website/src/edit-word-feature.tsx to store the original segment count when entering edit mode. [1] [2]
• Added a new button to the PanelLayout component to allow adding new word parts. [1] [2]
• Enhanced the WordPanel component to support editing and deleting segments, and to always show the word parts panel in edit mode. [1] [2] [3] [4]

Screenshots of frondend changes: New button to create word parts when there are none in the beginning. New edit word part form with add and delete functionality Confirmation message when attempting to save changes that result in a deleted word part

[netlify[bot]]

❌ Deploy Preview for dailp failed.

Name	Link
🔨 Latest commit	cf5191af3eece1488a66cf8708c0c7fb6d0078e8
🔍 Latest deploy log	https://app.netlify.com/sites/dailp/deploys/67d9c9767aa05f0008f9fc77

[netlify[bot]]

✅ Deploy Preview for dailp ready!

Name	Link
🔨 Latest commit	6c31c8795d93c1457e23317cd0006d9cfa465e67
🔍 Latest deploy log	https://app.netlify.com/projects/dailp/deploys/686d516a37ca320008233d4b
😎 Deploy Preview	https://deploy-preview-448--dailp.netlify.app
📱 Preview on mobile	Toggle QR Code... Use your smartphone camera to open QR code link.

---

To edit notification comments on pull requests, go to your Netlify project configuration.