Simplify home server deployment: use Tailscale instead of Cloudflare

The home server already runs Tailscale, so no tunnel infrastructure is
needed. Removes the Cloudflare Terraform config and cloudflared service.
WEBAPP_URL is served via tailscale serve, same pattern as Vaultwarden.

Author: AJBogo9

.env.example

@@ -11,16 +11,9 @@ BOT_TOKEN=1234567890:ABCdefGHIjklMNOpqrsTUVwxyz
 # ======================
 # Mini App Configuration
 # ======================
-WEBAPP_URL=https://your-domain.com
+WEBAPP_URL=https://your-tailscale-hostname.ts.net
 API_PORT=3001
 
-# ======================
-# Cloudflare Tunnel
-# ======================
-# Create a tunnel at dash.cloudflare.com > Zero Trust > Networks > Tunnels
-# Point it to http://app:3001, then paste the tunnel token below
-CLOUDFLARE_TUNNEL_TOKEN=your-tunnel-token-here
-
 # ======================
 # PostgreSQL Database
 # ======================

compose.yaml

@@ -41,14 +41,5 @@ services:
       - ./data:/app/data:z  # Only mount data directory, not entire source code
     command: bun index.ts
 
-  cloudflared:
-    image: cloudflare/cloudflared:latest
-    restart: always
-    command: tunnel --no-autoupdate run
-    environment:
-      TUNNEL_TOKEN: ${CLOUDFLARE_TUNNEL_TOKEN}
-    depends_on:
-      - app
-
 volumes:
   postgres_data: