Bump nginx to 1.23.1, Alpine to 3.16 and remove geoip support (#23)

README.md

@@ -6,7 +6,6 @@ Nginx docker image with a minimal set of modules.
 
 Current modules:
 
-- [geoip2](https://github.com/leev/ngx_http_geoip2_module)
 - stream
 - http_ssl_module
 - http_v2_module
@@ -18,7 +17,6 @@ Edit [conf.env](conf.env)
 
 ```bash
 NGINX_VERSION=x.xx.x          # Nginx version to build from
-NGX_GEOIP2_VERSION=x.x        # Nginx geoip2 version to build from
 DOCKER_IMAGE=dcarrillo/nginx  # Docker image
 ```
 
@@ -46,9 +44,9 @@ Build locally, tag image as latest and upload to a registry (you must be logged
 
 Prerequisites:
 
-  - docker
-  - openssl
-  - curl
+- docker
+- openssl
+- curl
 
 ```bash
 # build local image
@@ -57,9 +55,3 @@ Prerequisites:
 # run tests
 ./tests/test.sh
 ```
-
-## Who is using this image
-
-[ifconfig.es](https://ifconfig.es) is a web service that displays information about your
-connection, including IP address, geolocation and request http headers. You can easily get
-your public ip address using curl, wget and other command-line http clients.