Refactor/add redis url

See merge request !21

feat: implement background queue system using BullMQ for cron, crawl, and webhook processing

See merge request !20

feat(system-config): sync configs with .env and add 7-day retention cron jobs

See merge request !19

fix(redis): handle offline state in rate limiter and mount health routes under /api/v1

See merge request !18

feat(quota): implement monthly quota, role-based limits, reset mechanism and cron scheduler

See merge request !17

feat(system-config): implement dynamic configuration module and feature flags

See merge request !16

feat(be): exempt failed connection & provider quota jobs from daily usage quota

See merge request !15

feat(auth,roles): implement dynamic permission payload, role deletion guard,...

See merge request !14

feat(auth,roles): implement dynamic permission payload, role deletion guard, and user management APIs

fix(crawl-jobs): implement soft delete for quota retention and auto-complete finished jobs

See merge request !13

feat(crawler): support real-time page persistence, partial export and prevent duplicate rerun

See merge request !12

fix: crawl job repository, server initialization, health service, and database seed script

See merge request !11

feat: implement authentication module with registration, login, verification,...

See merge request !10

feat: implement authentication module with registration, login, verification, and password recovery workflows

Refactor/audit fixes and dynamic rbac permissions

See merge request !9

docs(swagger): add complete openapi 3.0 path specs and component schemas for all remaining endpoints

fix(api,validation): standardize CrawlScheduleController envelope and enforce validateParams on all route identifiers

fix(security,architecture): harden Helmet CSP, CORS callback, cascade webhook deactivation, and AuthService dependency injection

feat(auth): support avatar file upload and enforce gmail registration

See merge request !8

feat(auth): implement dynamic RBAC and privilege escalation defense

See merge request !7

feat(auth): implement user self-deactivation with email verification

See merge request !6