feat: add email verification system

Co-Authored-By: JustTemmie <git@beaver.mom>

compose.yml

@@ -16,6 +16,7 @@ services:
       - gorb-backend:/gorb
     environment:
       #- RUST_LOG=debug
+      - WEB_URL=https://gorb.app/web/
       - DATABASE_USERNAME=gorb
       - DATABASE_PASSWORD=gorb
       - DATABASE=gorb
@@ -25,6 +26,11 @@ services:
       - BUNNY_ENDPOINT=Frankfurt
       - BUNNY_ZONE=gorb
       - BUNNY_CDN_URL=https://cdn.gorb.app
+      - MAIL_ADDRESS=Gorb <noreply@gorb.app>
+      - MAIL_TLS=tls
+      - SMTP_SERVER=mail.gorb.app
+      - SMTP_USERNAME=your_smtp_username
+      - SMTP_PASSWORD=your_smtp_password
   database:
     image: postgres:16
     restart: always