feat(kb): start article about katana the crawler

knowledge base/katana.md

@@ -0,0 +1,44 @@
+# Katana
+
+> FIXME
+
+Intro
+
+1. [TL;DR](#tldr)
+1. [Further readings](#further-readings)
+
+## TL;DR
+
+<details>
+  <summary>Setup</summary>
+
+```sh
+brew install 'katana'
+docker pull 'projectdiscovery/katana'
+```
+
+</details>
+
+<details>
+  <summary>Usage</summary>
+
+```sh
+katana -u 'http://localhost:3000'
+katana -u 'https://ip-172-31-0-1.eu-west-1.compute.internal' -jc -jsl -d '10' -mr '/api/v1/' -fr '/_next/'
+docker run 'projectdiscovery/katana' -u 'http://localhost:8080' -f 'qpath'
+docker run 'projectdiscovery/katana:latest' -u 'http://localhost:8080,https://localhost:8443' -system-chrome -headless
+```
+
+</details>
+
+## Further readings
+
+- [Codebase]
+
+<!--
+  Reference
+  ═╬═Time══
+  -->
+
+<!-- Upstream -->
+[codebase]: https://github.com/projectdiscovery/katana