docs: try to make links actually links

Author: marco-m-pix4d

README.md

@@ -17,9 +17,10 @@ Version v0.x. No backward compatibility guarantees before reaching v1.
 
 ## Contents
 
-- [sets](sets/)     -- minimal implementation of a generic set data structure.
-- [retry](retry/)   -- generic and customizable retry mechanism.
-- [github](github/) -- minimal implementation of some GitHub APIs; integrates with `retry`.
+- [sets](sets/)               -- minimal implementation of a generic set data structure.
+- [retry](retry/)             -- generic and customizable retry mechanism.
+- [github](github/)           -- minimal implementation of some GitHub APIs; integrates with `retry`.
+- [[googlechat](googlechat/)] -- minimal implementation of the Google Chat API; integrates with `retry`.
 
 ## License
 

github/doc.go

@@ -1,5 +1,5 @@
 // Package github is a minimal implementation of some GitHub APIs; it integrates with
-// the [go-kit.retry] package.
+// the [github.com/Pix4D/go-kit/retry] package.
 //
 // See the README and CONTRIBUTING files for additional information, caveats about GitHub
 // API and imposed limits, and reference to official documentation.

googlechat/googlechat.go

@@ -1,4 +1,5 @@
-// Package googlechat implements a minimal part of the Google Chat API.
+// Package googlechat implements a minimal part of the Google Chat API; it integrates
+// with the [github.com/Pix4D/go-kit/retry] package.
 //
 // See also:
 //   - how the package is used by cogito https://github.com/Pix4D/cogito