bump: version to 2.3.0

Author: grishy

README.md

@@ -25,7 +25,7 @@ Redirect all subdomains to the machine (`*.hostname.local` → `hostname.local`)
 2. **Docker**:
 
    ```bash
-   docker run -d --network host -v "/var/run/dbus/system_bus_socket:/var/run/dbus/system_bus_socket" ghcr.io/grishy/go-avahi-cname:2.2.6
+   docker run -d --network host -v "/var/run/dbus/system_bus_socket:/var/run/dbus/system_bus_socket" ghcr.io/grishy/go-avahi-cname:2.3.0
    ```
 
    _Note:_ If you [encounter issues](https://github.com/grishy/go-avahi-cname/issues/28) with AppArmor, add `--security-opt apparmor=unconfined` to the Docker command or include the following in your Docker Compose file:
@@ -147,7 +147,7 @@ services:
       - apparmor=unconfined # required if AppArmor restricts access
     volumes:
       - "/var/run/dbus/system_bus_socket:/var/run/dbus/system_bus_socket"
-    image: "ghcr.io/grishy/go-avahi-cname:2.2.6"
+    image: "ghcr.io/grishy/go-avahi-cname:2.3.0"
 ```
 
 If AppArmor denies access, include the `security_opt` section as shown above.
@@ -158,7 +158,7 @@ Ansible task to run the container:
 - name: go-avahi-cname | Start container
   community.docker.docker_container:
     name: "go-avahi-cname"
-    image: "ghcr.io/grishy/go-avahi-cname:2.2.6"
+    image: "ghcr.io/grishy/go-avahi-cname:2.3.0"
     restart_policy: unless-stopped
     network_mode: host
     security_opts:
@@ -196,9 +196,9 @@ sudo busctl monitor org.freedesktop.Avahi
 Reminder for me, just create a tag and push it.
 
 ```bash
-# Replace 2.2.6 with the new version in project
-git tag -a v2.2.6 -m "Release v2.2.6"
-git push origin tag v2.2.6
+# Replace 2.3.0 with the new version in project
+git tag -a v2.3.0 -m "Release v2.3.0"
+git push origin tag v2.3.0
 ```
 
 ## Source of inspiration