docs: tambah roadmap & prioritas pengerjaan ke backlog

backlog.md

@@ -1,3 +1,39 @@
+# 🗺️ ROADMAP & PRIORITAS PENGERJAAN
+
+## Fase 1 — Fondasi Komunikasi (Sekarang)
+> Prerequisite untuk semua fitur notifikasi dan ticketing
+
+| # | Tugas | Estimasi | Dependency |
+|---|---|---|---|
+| 1 | **Install & konfigurasi Mailcow** (Docker, LDAP, multi-domain) | 2-3 hari | - |
+| 2 | **Install & konfigurasi Zammad** (Docker, LDAP, kategori, SLA) | 2-3 hari | Mailcow (notif email) |
+| 3 | **FE Ticketing** (`/ticketing` di my.gisportal.id) | 3-5 hari | Zammad running |
+
+## Fase 2 — Push Notification
+> Setelah Zammad aktif sebagai sumber event utama
+
+| # | Tugas | Estimasi | Dependency |
+|---|---|---|---|
+| 4 | **Build `geonet-push` service** (FastAPI + VAPID) | 2-3 hari | Zammad webhook |
+| 5 | **FE Push** (subscribe, Service Worker, notif center) | 1-2 hari | geonet-push running |
+
+## Fase 3 — Infrastruktur Pendukung
+| # | Tugas | Estimasi | Dependency |
+|---|---|---|---|
+| 6 | **Mikrotik** — PPP login via LDAP | 1 hari | - |
+| 7 | **Windows Server AD** — LDAP SSO + SAML | 2-3 hari | - |
+| 8 | **Thunderbird** — konfigurasi IMAP ke Mailcow, simpan ke NAS | 1 hari | Mailcow |
+
+## Fase 4 — FE Lanjutan (setelah Fase 1-2)
+| # | Tugas | Estimasi | Dependency |
+|---|---|---|---|
+| 9 | **Monitoring alert detail** dialog (standar UI) | 1 hari | - |
+| 10 | **Mail UI** (Inbox, Sent, Draft, Contacts, dll) | 5-7 hari | Mailcow API |
+
+---
+> **Mulai dari**: ① Mailcow → ② Zammad → ③ FE Ticketing → ④ Push Notification
+
+---
 # ADR — Standar Dialog Preview / Edit (UI Pattern)
 
 ## Aturan Wajib