feat: Add quantity to equipment

[cballevre]

Fixes #34

[Copilot]

Pull Request Overview

This PR adds quantity tracking functionality to equipment in the VesselVigil application. It allows users to specify and track quantities for equipment items, addressing issue #34.

• Adds a new quantity integer field to the equipment database schema with a default value of 1
• Updates the equipment form to include quantity input with validation
• Modifies equipment display components to show quantity when greater than 1

Reviewed Changes

Copilot reviewed 10 out of 11 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
supabase/schemas/equipments.sql	Adds quantity column to equipments table schema
supabase/migrations/20250813063811_add_quantity_to_equipment_table.sql	Database migration to add quantity column
src/shared/types/supabase.ts	Updates TypeScript types to include quantity field and other schema changes
src/equipments/pages/show.tsx	Displays quantity prefix in equipment name and calculates total purchase value
src/equipments/pages/list.tsx	Shows quantity prefix in equipment list items
src/equipments/components/equipment-form.tsx	Adds quantity input field with validation
public/locales/fr.json	Adds French translations for quantity field and validation
public/locales/en.json	Adds English translations for quantity field and validation
package.json	Updates Supabase CLI version and adds types generation script
docs/supabase.md	Documents the new types generation command