Made keycloak partially init from env variables

also fixed theme to russian

nginx/keycloak.conf

@@ -0,0 +1,29 @@
+
+upstream keycloak {
+    server keycloak:8080;
+}
+
+server {
+    server_name ${KEYCLOAK_HOSTNAME};
+    listen ${KEYCLOAK_PORT};
+
+    # deny access to home page
+    # exposed path recommendations https://www.keycloak.org/server/reverseproxy#_exposed_path_recommendations
+    location = / {
+        deny all;
+        return 404;
+    }
+
+    location / {
+        proxy_buffering off;
+        proxy_buffer_size          128k;
+        proxy_buffers            4 256k;
+
+        proxy_pass http://keycloak;
+
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto https;
+    }
+}