update version and add update target

docker/searchx/Makefile

@@ -3,7 +3,10 @@ build:
 	cd searx && git checkout v0.14.0
 	cp settings.yml searx/searx/settings.yml && sed -i "s/ultrasecretkey/$$(date +%s | sha256sum | base64 | head -c 32 ; echo)/" searx/searx/settings.yml
 	cp gitea.py searx/searx/engines/
-	cd searx && docker build -t x.osuv.de:3 .
+	cd searx && docker build -t x.osuv.de:4 .
 
 run:
-	docker run -ti --rm --name searx -e IMAGE_PROXY=True -e BASE_URL=http://127.0.0.1:8888 -p 8888:8888 x.osuv.de:3 
+	docker run -ti --rm --name searx -e IMAGE_PROXY=True -e BASE_URL=http://127.0.0.1:8888 -p 8888:8888 x.osuv.de:4 
+
+update:
+	docker service update --image=x.osuv.de:4 searx