feat(env): add CRAWLER_SERVICE_TOKEN for crawler service login bypass

.env.coolify.example

@@ -60,6 +60,14 @@ API_IR_TOKEN=
 # Kavenegar API key is read ONLY from this env (not the DB).
 KAVENEGAR_API_KEY=
 
+# ── Crawler service login (optional) ──
+# Shared secret that lets the crawler / content pipeline bypass the LOGIN captcha
+# only (password + rate-limit still apply). Must equal CLINICPRO_SERVICE_TOKEN on
+# the crawler side. Passed to the container via docker-compose (x-app-env).
+# Leave EMPTY unless ALTCHA is enabled — the compose ships ALTCHA_ENABLED=false, so
+# there is no captcha to bypass. Generate with: openssl rand -hex 32
+CRAWLER_SERVICE_TOKEN=
+
 # ── Notes ──
 # • Payment gateway keys (mellat/sep) are read from the DB ("Site Settings"), NOT from env.
 # • REFRESH_TOKEN_TTL / OTP_TTL / MAX_FILE_SIZE_BYTES are fixed in the compose file.