SearXNG: Moved secret to separate file which is not synced with Git.

searxng/.env.example

@@ -0,0 +1,4 @@
+# Generate secret with:
+# $ cat /dev/urandom | tr -dc 'a-z-A-Z-0-9' | head -c 50
+
+SEARXNG_SECRET=XXX

searxng/docker-compose.yaml

@@ -22,6 +22,7 @@ services:
       - SETUID
     environment:
       - SEARXNG_BASE_URL=https://searx.viyurz.fr/
+      - SEARXNG_SECRET=${SEARXNG_SECRET}
     networks:
       - searxng
     ports:

searxng/settings.yml

@@ -10,7 +10,6 @@ search:
   autocomplete: "google"
 
 server:
-  secret_key: "1d744894f2ff45be0990e0bf240456083cfe292a57857c0cdca88915531c2bb7"
   limiter: true
   image_proxy: true