docs: Update Agent Supported Distributions and 3.0 Compatibility (#839)

* docs: update supported OS's and compatibility, remove freebsd agent support

Author: aphralG

content/includes/agent/tech-specs.md

@@ -6,12 +6,27 @@ files:
 ---
 
 NGINX Agent is designed to operate efficiently on any system that meets the standard
-hardware requirements for running NGINX Plus itself. This ensures compatibility, stability,
+hardware requirements for running NGINX itself. This ensures compatibility, stability,
 and performance aligned with the NGINX core platform:
 
 ### Supported distributions
 
-{{< include "nginx-plus/supported-distributions.md" >}}
+{{<bootstrap-table "table table-striped table-bordered">}}
+| Distribution                        | Supported on Agent                                                                                         |
+|-------------------------------------|------------------------------------------------------------------------------------------------------------|
+| AlmaLinux                           | 8 (x86_64, aarch64) <br> 9 (x86_64, aarch64) <br> 10 (x86_64, aarch64) **(new)**                           |
+| Alpine Linux                        | 3.19 (x86_64, aarch64) <br> 3.20 (x86_64, aarch64) <br> 3.21 (x86_64, aarch64) <br> 3.22 (x86_64, aarch64) |
+| Amazon Linux                        | 2023 (x86_64, aarch64)                                                                                     |                       
+| Amazon Linux 2                      | LTS (x86_64, aarch64)                                                                                      |                       
+| CentOS                              | **Not supported**                                                                                          |                     
+| Debian                              | 11 (x86_64, aarch64) <br> 12 (x86_64, aarch64)                                                             |
+| FreeBSD                             | **Not supported**                                                                                          |
+| Oracle Linux                        | 8.1+ (x86_64, aarch64) <br> 9 (x86_64) <br> 10 (x86_64) **(new)**                                          |
+| Red Hat Enterprise Linux (RHEL)     | 8.1+ (x86_64, aarch64) <br> 9.0+ (x86_64, aarch64) <br> 10.0+ (x86_64, aarch64) **(new)**                  |
+| Rocky Linux                         | 8 (x86_64, aarch64) <br> 9 (x86_64, aarch64)    <br> 10 (x86_64, aarch64) **(new)**                        |
+| SUSE Linux Enterprise Server (SLES) | 15 SP2+ (x86_64)                                                                                           |
+| Ubuntu                              | 22.04 LTS (x86_64, aarch64) <br> 24.04 LTS (x86_64, aarch64) <br> 25.04 LTS (x86_64, aarch64) **(new)**    |
+{{</bootstrap-table>}}
 
 To see the detailed technical specifications for NGINX Plus, refer to the official
 [NGINX Plus documentation]({{< ref "/nginx/technical-specs.md" >}}).

content/nginx-one/agent/install-upgrade/install-from-github.md

@@ -54,12 +54,6 @@ Use your system's package manager to install the package. Some examples:
   sudo apk add nginx-agent-<agent-version>.apk
   ```
 
-- FreeBSD
-
-  ```shell
-  sudo pkg add nginx-agent-<agent-version>.pkg
-  ```
-
 ### Manually connect NGINX Agent to NGINX One Console
 
 {{< include "agent/installation/manually-connect-to-console" >}}

content/nginx-one/agent/install-upgrade/install-from-oss-repo.md

@@ -81,14 +81,6 @@ NGINX Agent from the repository.
 
 {{< include "/agent/installation/oss/oss-amazon-linux.md" >}}
 
-</details>
-<details>
-<summary>{{< fa "brands fa-freebsd" >}} Install NGINX Agent on FreeBSD</summary>
-
-### Install NGINX Agent on FreeBSD
-
-{{< include "/agent/installation/oss/oss-freebsd.md" >}}
-
 </details>
 
 ### Manually connect NGINX Agent to NGINX One Console

content/nginx-one/agent/install-upgrade/install-from-plus-repo.md

@@ -83,15 +83,6 @@ NGINX Agent from the repository.
 
 </details>
 
-<details>
-<summary>{{< fa "brands fa-freebsd" >}} Install NGINX Agent on FreeBSD</summary>
-
-### Install NGINX Agent on FreeBSD<a name="install-nginx-agent-on-freebsd-plus"></a>
-
-{{< include "/agent/installation/plus/plus-freebsd.md" >}}
-
-</details>
-
 ### Manually connect NGINX Agent to NGINX One Console
 
 {{< include "agent/installation/manually-connect-to-console" >}}

content/nginx-one/agent/install-upgrade/uninstall.md

@@ -71,12 +71,3 @@ Complete the following steps on each host where you've installed NGINX Agent
 {{< include "/agent/installation/uninstall/uninstall-amazon-linux.md" >}}
 
 </details>
-
-<details>
-<summary>{{< fa "brands fa-freebsd" >}} Uninstall NGINX Agent on FreeBSD</summary>
-
-### Uninstall NGINX Agent on FreeBSD
-
-{{< include "/agent/installation/uninstall/uninstall-freebsd.md" >}}
-
-</details>