Update README

README.md

@@ -46,7 +46,7 @@ Let's see what this message consist of:
 
 
   
-#### Priority
+### Priority
 
 >   Priority = **Facility** * 8 + *Severity* 
 
@@ -94,11 +94,11 @@ Usually zig process will use [.local0-.local7] facilities
 |7| .debug | debug-level messages |
 
 
-#### Quiz
+### Quiz
 
 What are *Facility* and *Severity* of **"Hello, Zig!"** message?
 
-#### For leisure time
+### For leisure time
 
 - [What is Syslog?](https://www.auvik.com/franklyit/blog/what-is-syslog/)
 - [syslog-ng Open Source Edition](https://www.syslog-ng.com/products/open-source-log-management/)
@@ -107,5 +107,31 @@ What are *Facility* and *Severity* of **"Hello, Zig!"** message?
 - [Kafka syslog connector](https://www.confluent.io/hub/confluentinc/kafka-connect-syslog)
 - [Nats syslog connector](https://github.com/g41797/syslog2nats)
 
+## Installation
+
+Add *syslog* to build.zig.zon:
+```bach
+zig fetch --save=syslog git+https://github.com/g41797/syslog
+```
+
+Add *syslog* to build.zig:
+```zig
+ const syslog = b.dependency("syslog", .{
+ .target = target,
+ .optimize = optimize,
+ });
+
+ const lib = b.addStaticLibrary(..);
+ lib.root_module.addImport("syslog", syslog.module("syslog"));
+
+ const lib_unit_tests = b.addTest(...);
+ lib_unit_tests.root_module.addImport("syslog", syslog.module("syslog"));
+```
+
+Import *syslog*: 
+```zig
+const syslog = @import("syslog");
+```
+
 
 ![](_logo/CLion_icon.png)