A Moodle admin tool to bulk update course start dates based on semester designation.

## Description

This plugin allows site administrators to quickly set start dates for all courses in the Moodle site. It automatically categorizes courses into two groups:

- **Semester 1 & All Year courses**: All courses except those with "Sem 2" in the title
- **Semester 2 courses**: Courses containing "Sem 2" or "Semester 2" in the course full name

Default dates are automatically calculated as:
- **Semester 1**: Second Monday of August
- **Semester 2**: Second Monday of January

## Features

- Editable date fields with smart defaults
- Bulk updates all course start dates with one click
- Case-insensitive detection of Semester 2 courses
- Simple, user-friendly interface