Move text editor settings to a separate section

readme.md

@@ -16,20 +16,8 @@ tree ~/.local/share/histd
 ```
 
 ## Usage
-Make sure the `EDITOR` environment variable is set
-to the name of your favorite text editor.
 
-If it's not, edit the `~/.bashrc` file (or `~/.zshrc`)
+Mark this script as executable:
-```bash
-export EDITOR=nano
-```
-
-Don't forget to start a new session or execute the following command:
-```bash
-source ~/.bashrc
-```
-
-Then mark this script as executable:
 ```bash
 chmod +x histd.sh
 ```
@@ -46,6 +34,21 @@ You can open the last note with the command:
 ./histd.sh last
 ```
 
+## Editor configuration
+
+When opening a text editor, the program checks the value of the `EDITOR` environment variable.
+
+If you want to use a different editor, edit the `~/.bashrc` file (if you are using bash):
+```bash
+export EDITOR=nano
+```
+
+Don't forget to start a new session or execute the following command:
+```bash
+source ~/.bashrc
+```
+
+
 ## Backup
 To create an archive of all notes, run the following command:
 ```bash