Enhance README with detailed core features and project architecture u…

…pdates

Bump version to 2.0.0 and update related documentation and references

chore: bump version to v1.2.3

fix(meetings): resolve SQLite binding error by passing ID instead of object

Corrected MeetingDialog to pass an integer ID to the service instead of a Meeting instance.
Refactored MeetingService to correctly leverage BaseService's polymorphic delete logic.
This fixes the "type Meeting is not supported" error during meeting deletion.

Bumped version number to v1.2.2.

Fixed a bug where dates were not showing properly when adding a new v…

…isit (drop-down menu).

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📦 Mensagem de Commit
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release: v1.2.0 - Add Technical Visits module and batch operations

- Implements complete CRUD for Technical Visits with photo evidence support.
- Adds VisitService and VisitRepository.
- Updates database schema with 'visits' table (auto-migration).
- Implements 'Smart Context Menu' with multi-selection support.
- Adds batch photo export functionality in Dashboard and Settings.
- Refactors date handling logic in Intern model.
- Adds file hygiene: deleting a visit removes the photo file from disk.

feat: add application icon and remove .ico files from .gitignore

Versio 1.0.0, release candidate 1.