update

.env.example

@@ -1,4 +1,6 @@
 # --- server ---
+# development locally; the NixOS module sets production (gates DRIVER_DEBUG).
+NODE_ENV=development
 PORT=3000
 HOST=127.0.0.1
 # ADMIN access key (plain). This is the admin account's key — it manages all
@@ -9,16 +11,33 @@ APP_PASSWORD=change-me
 SESSION_TTL_HOURS=720
 # Data dir: holds kisassistant.db (SQLite: users, sessions, chats, shares)
 DATA_DIR=./data
+# Local file CDN (avatars). NixOS module points it under the state dir.
+CDN_DIR=./cdn
 # Local file CDN (avatars today, more namespaces tomorrow).
 # Dev default is a folder next to the codebase; NixOS points it under state dir.
 CDN_DIR=./cdn
 
+# --- platform tools: OCR (tesseract binary) ---
+# TESSERACT_BIN=/nix/store/…-tesseract-5.5.3/bin/tesseract
+OCR_LANG=eng
+OCR_MAX_CHARS=100000
+
 # Per-driver debug logging to stdout ([driver:name] lines).
 DRIVER_DEBUG=true
 
 # Public docs wiki (Gitea wiki pages of this repo). GET /wiki redirects here.
 WIKI_URL=https://git.kisakay.com/k/chat/wiki
 
+# --- key recovery via email (optional — empty SMTP_HOST disables it) ---
+SMTP_HOST=
+SMTP_PORT=587
+SMTP_SECURE=false
+SMTP_USER=
+SMTP_PASS=
+SMTP_FROM=KisAssistant <[email protected]>
+APP_URL=http://localhost:3000
+RESET_TTL_MIN=60
+
 # --- rate limit on /api/auth/login (per IP, sliding window) ---
 RATE_LIMIT_MAX=5
 RATE_LIMIT_WINDOW_MIN=10