chore: update README with architecture documentation link

Added link to architecture documentation for clarity.

Author: NotRequiem

README.md

@@ -2,6 +2,7 @@
 
 **ntstrings** is a string extraction tool for Windows. Designed as a high-performance alternative to standard tools like Sysinternals `strings`, `bstrings`, `xxstrings`, `strings2`, etc.
 
+For a more in-depth explanation of the scanning approach, see the [architecture documentation](https://github.com/NotRequiem/ntstrings/blob/master/architecture.md).
 # Usage
 
 ```text