feat: Add password reset functionality with request and reset forms

feat: Implement price list import feature with preview and apply options

feat: Create price rules management page with CRUD operations

feat: Develop quotes management page with itemized quotes and status tracking

feat: Introduce organization registration page for new users

feat: Build suppliers management page with detailed supplier information

feat: Create users management page for inviting and managing roles

chore: Add TypeScript configuration for improved type checking

chore: Set up Vite configuration for development server and API proxy

chore: Add Vite environment type definitions for better TypeScript support

backend/migrations/20260601190000_security_operations.sql

@@ -0,0 +1,23 @@
+alter table user_invitations
+    add column if not exists token_hash text,
+    add column if not exists accepted_by_user_id uuid references users(id);
+
+create unique index if not exists idx_user_invitations_token_hash
+    on user_invitations (token_hash)
+    where token_hash is not null;
+
+create table if not exists password_reset_tokens (
+    id uuid primary key,
+    user_id uuid not null references users(id) on delete cascade,
+    token_hash text not null unique,
+    expires_at timestamptz not null,
+    used_at timestamptz,
+    created_at timestamptz not null default now()
+);
+
+create index if not exists idx_password_reset_tokens_user
+    on password_reset_tokens (user_id, expires_at);
+
+alter table email_outbox
+    add column if not exists subject text,
+    add column if not exists delivered_via text;