installation: add buildroot-embedded-linux.md

Code:
https://gitlab.com/buildroot.org/buildroot/-/tree/master/package/fluent-bit

Supported version:
https://release-monitoring.org/project/267335

Signed-off-by: Thomas Devoogdt <[email protected]>

SUMMARY.md

@@ -44,6 +44,7 @@
 * [macOS](installation/macos.md)
 * [Windows](installation/windows.md)
 * [Yocto / Embedded Linux](installation/yocto-embedded-linux.md)
+* [Buildroot / Embedded Linux](installation/buildroot-embedded-linux.md)
 
 ## Administration
 

installation/buildroot-embedded-linux.md

@@ -0,0 +1,24 @@
+# Buildroot / Embedded Linux
+
+## Installing
+
+To install, just select fluent-bit in your defconfig.
+See the Config.in file for all configuration options.
+
+```defconfig
+BR2_PACKAGE_FLUENT_BIT=y
+```
+
+## Running
+
+The default config file is written to:
+
+```
+/etc/fluent-bit/fluent-bit.conf
+```
+
+Fluent-bit is automatically started by the S99fluent-bit script.
+
+## Support
+
+All configurations that have a toolchain with threads and dynamic library linking.

installation/getting-started-with-fluent-bit.md

@@ -22,6 +22,7 @@ description: The following serves as a guide on how to install/deploy/upgrade Fl
 | Amazon Linux           | [Amazon Linux 2](linux/amazon-linux.md#install-on-amazon-linux-2), [Amazon Linux 2022](linux/amazon-linux.md#amazon-linux-2022) |
 | Raspbian / Raspberry Pi | [Raspbian 10](linux/raspbian-raspberry-pi.md#raspbian-10-buster), [Raspbian 11](linux/raspbian-raspberry-pi.md#raspbian-11-bullseye) |
 | Yocto / Embedded Linux | [Yocto / Embedded Linux](yocto-embedded-linux.md#fluent-bit-and-other-architectures) |
+| Buildroot / Embedded Linux | [Buildroot / Embedded Linux](buildroot-embedded-linux.md) |
 
 ## Install on Windows (Packages)