Add the "Bash" page.

Author: paveloom

content/notes/Bash.md

@@ -0,0 +1,10 @@
++++
+title = "Bash"
++++
+
+Bash is an interactive command interpreter and command programming language developed for Unix-like operating systems.
+
+Subpages:
+
+- [Parameter expansion](@/notes/Bash_Parameter_expansion.md)
+- [Positional parameters](@/notes/Bash_Positional_parameters.md)

content/notes/Bash_Parameter_expansion.md

@@ -49,3 +49,7 @@ Here's a brief list of such parameter expansions:
   - `k`: like `K`, but keys and values are separate words
 
 See [`man bash`](https://www.man7.org/linux/man-pages/man1/bash.1.html) for more information.
+
+## See also
+
+- [Bash](@/notes/Bash.md)

content/notes/Bash_Positional_parameters.md

@@ -45,3 +45,7 @@ function handle_args()
     done
 }
 ```
+
+## See also
+
+- [Bash](@/notes/Bash.md)