Replace Nuxt wiki with Outline deployment config

Strip the Nuxt 4 static site and replace with Docker Compose config
for self-hosted Outline wiki (Outline + PostgreSQL 16 + Redis 7).
Adds nginx reverse proxy with WebSocket support and CSS injection,
migration script for existing markdown articles, backup script,
and starter theme CSS.

dokploy.yaml

@@ -1,44 +1,31 @@
-# DokPloy Configuration for Wiki.GhostGuild.org
+# Dokploy Configuration for Wiki.GhostGuild.org
+# Outline wiki deployed via docker-compose
 name: wiki-ghostguild
-type: nixpacks
+type: compose
 
 # Build Configuration
 build:
-  dockerfile: null  # Using Nixpacks auto-detection
-  context: .
+  composeFile: docker-compose.yml
 
-# Environment Configuration
-env:
-  NODE_ENV: production
-  NITRO_PRESET: node-server
-
-# Secrets (configured in DokPloy UI)
-# These should be set in DokPloy interface, not in this file:
-# - MONGODB_URI
-# - JWT_SECRET
-# - JWT_REFRESH_SECRET
-# - GHOSTGUILD_CLIENT_ID
-# - GHOSTGUILD_CLIENT_SECRET
-# - GHOSTGUILD_API_KEY
-
-# Port Configuration
-ports:
-  - 3000:3000
+# Secrets (configured in Dokploy UI)
+# These should be set in the Dokploy interface, not in this file:
+# - POSTGRES_PASSWORD (used by docker-compose for the postgres service)
+# - All Outline env vars are in outline.env on the server
 
 # Health Check
 healthcheck:
   path: /api/health
   interval: 30
   timeout: 10
-  retries: 3
+  retries: 5
 
-# Resource Limits
+# Resource Limits (Outline + Postgres + Redis combined)
 resources:
   limits:
-    memory: 1GB
-    cpu: 1
+    memory: 3GB
+    cpu: 2
   requests:
-    memory: 512MB
+    memory: 1GB
     cpu: 0.5
 
 # Domains
@@ -58,34 +45,8 @@ deploy:
   maxSurge: 1
   maxUnavailable: 0
 
-# Volume Mounts (for persistent data)
-volumes:
-  - name: content
-    path: /app/content
-    size: 5GB
-  - name: uploads
-    path: /app/public/uploads
-    size: 10GB
-
-# Commands
-scripts:
-  prebuild: |
-    echo "Installing dependencies..."
-    npm ci
-  build: |
-    echo "Building application..."
-    npm run build
-  start: |
-    echo "Starting production server..."
-    node .output/server/index.mjs
-
-# Monitoring
-monitoring:
-  enabled: true
-  metrics_path: /metrics
-
 # Backup Configuration
 backup:
   enabled: true
   schedule: "0 2 * * *"  # Daily at 2 AM
-  retention: 30  # Keep 30 days of backups
+  retention: 14  # Keep 14 days of backups