docs: Phase 8 documentation - Gitea, Obsidian, Outline, Vikunja, map (AUD-74)

- README: architecture Mermaid, Phase 8 status, Phase 7 endpoints, Documentation index
- docs/outline/: AI-context collection (index, system, config, code map, runbook)
- docs/email-agent-architecture.mmd + rendered PNG + Archify map (showcase pass)
- docs/vikunja-tasks.json (Vikunja project 17, tasks 179-185)
- docs/phase8-documentation.md evidence

docs/email-agent-architecture.mmd

@@ -0,0 +1,41 @@
+flowchart LR
+    SAM["Sam<br/>phone or desktop browser"]
+    CADDY["Caddy on .35<br/>mail.lab.audasmedia.com.au"]
+
+    subgraph APP["Email Agent container on .13 (port 8790)"]
+        UI["HTMX dashboard<br/>login, inbox, rules, reports"]
+        API["Hub API<br/>/capabilities /ask /notify"]
+        JOBS["CLI jobs<br/>-fetch -classify -summary-send"]
+        DB[("SQLite<br/>email_agent_data volume")]
+    end
+
+    subgraph HOUSE["House services"]
+        HUB["Central AI Hub :8788"]
+        APPRISE["Apprise :8210<br/>summary email"]
+    end
+
+    N8N["n8n schedule"]
+
+    subgraph CLOUD["External providers"]
+        GMAIL["Gmail IMAP :993 / SMTP :587<br/>IPv4 only, app password"]
+        JEV["JEV / TypeSafe System One<br/>classification"]
+        OMNI["OmniRoute :20129<br/>reply drafts"]
+    end
+
+    SAM --> CADDY --> UI
+    UI --> DB
+    UI --> GMAIL
+    UI --> JEV
+    UI --> OMNI
+    UI --> APPRISE
+    HUB --> API
+    API --> DB
+    N8N --> JOBS
+    JOBS --> DB
+    JOBS --> GMAIL
+    JOBS --> APPRISE
+    API -. notify .-> HUB
+
+    click CADDY "https://maps.lab.audasmedia.com.au/email_agent/docs/" "View Archify Map"
+    click UI "https://maps.lab.audasmedia.com.au/email_agent/docs/" "View Archify Map"
+    click DB "https://maps.lab.audasmedia.com.au/email_agent/docs/" "View Archify Map"