chore(kb): start article for checkmake

knowledge base/checkmake.md

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+# Checkmake
+
+Experimental tool for linting and checking Makefiles
+
+1. [TL;DR](#tldr)
+1. [Further readings](#further-readings)
+   1. [Sources](#sources)
+
+## TL;DR
+
+<details>
+  <summary>Installation and configuration</summary>
+
+```sh
+go install 'github.com/mrtazz/checkmake/cmd/checkmake@latest'
+```
+
+</details>
+
+<details>
+  <summary>Usage</summary>
+
+```sh
+checkmake 'Makefile'
+go run 'github.com/mrtazz/checkmake/cmd/checkmake@latest' 'Makefile'
+```
+
+</details>
+
+## Further readings
+
+- [Github]
+- [GNU make][make]
+
+### Sources
+
+<!--
+  Reference
+  ═╬═Time══
+  -->
+
+<!-- In-article sections -->
+<!-- Knowledge base -->
+[make]: gnu%20userland/make.md
+
+<!-- Files -->
+<!-- Upstream -->
+[github]: https://github.com/mrtazz/checkmake
+
+<!-- Others -->