feat: deploy ask TUI to ask.xn--2dk.xyz

- Add ttyd service for ask on port 7682
- Update haloy.yml with new domain and GEMINI_API_KEY
- Update Caddyfile to route ask.xn--2dk.xyz to ttyd
- Update Dockerfile to include ask binary
- Update README with ask section and schema files documentation

start.sh

@@ -18,9 +18,12 @@ SET memory_limit='4GB';
 SQL
 chmod 600 /app/ssh_init.sql
 
-echo "[start] Starting ttyd terminal..."
+echo "[start] Starting ttyd terminal (db)..."
 ttyd --port 7681 --writable duckdb -readonly --init /app/ssh_init.sql /app/basedosdados.duckdb &
 
+echo "[start] Starting ttyd terminal (ask)..."
+ttyd --port 7682 --writable /app/ask &
+
 echo "[start] Starting auth service..."
 python3 /app/auth.py &