documentation update

Author: ddmitov

doc/PACKAGING.md

@@ -10,55 +10,59 @@ Perl Distribution Compactor depends on [Module::ScanDeps](https://metacpan.org/p
 
 ## AppImage Support
 
-PEB or any PEB-based application can be easily packed as a 64-bit single-file Linux [AppImage](https://appimage.org/) executable by the [PEB AppImage Maker](https://github.com/ddmitov/perl-executing-browser/blob/master/sdk/appimage-maker.sh) script, which has two modes of operation:  
+* **PEB AppImage Maker**
 
-* packing a Perl application together with a PEB executable, its Qt libraries and a relocatable Perl distribution:  
+  PEB or any PEB-based application can be easily packed as a 64-bit single-file Linux [AppImage](https://appimage.org/) executable by the [PEB AppImage Maker](https://github.com/ddmitov/perl-executing-browser/blob/master/sdk/appimage-maker.sh) script, which has two modes of operation:  
 
-  ```bash
-  ./appimage-maker.sh --include-resources
-  ```
+  * packing a Perl application together with a PEB executable, its Qt libraries and a relocatable Perl distribution:  
 
-  In this case the PEB AppImage invokes the [Perl Distribution Compactor](https://github.com/ddmitov/perl-executing-browser/blob/master/sdk/compactor.pl), which finds all dependencies of all Perl scripts in the ``{PEB_executable_directory}/resources/app`` directory and copies only the necessary Perl modules.
+    ```bash
+    ./appimage-maker.sh --include-resources
+    ```
 
-* packing only a PEB executable with its Qt libraries:  
+    In this case the PEB AppImage invokes the [Perl Distribution Compactor](https://github.com/ddmitov/perl-executing-browser/blob/master/sdk/compactor.pl), which finds all dependencies of all Perl scripts in the ``{PEB_executable_directory}/resources/app`` directory and copies only the necessary Perl modules.
 
-  ```bash
-  ./appimage-maker.sh --no-resources
-  ```
+  * packing only a PEB executable with its Qt libraries:  
+
+    ```bash
+    ./appimage-maker.sh --no-resources
+    ```
+
+    In this case a PEB executable from an AppImage will try to find its application files and folders in the directory of the AppImage.  
 
-  In this case a PEB executable from an AppImage will try to find its application files and folders in the directory of the AppImage.  
+  In both modes of operation, the PEB AppImage uses the [linuxdeployqt](https://github.com/probonopd/linuxdeployqt/releases/) tool to detect all Qt dependencies of PEB and build the final image.  
 
-In both modes of operation, the PEB AppImage uses the [linuxdeployqt](https://github.com/probonopd/linuxdeployqt/releases/) tool to detect all Qt dependencies of PEB and build the final image.  
+  The PEB AppImage Maker script must be started from the ``{PEB_executable_directory}/sdk`` directory.  
 
-The PEB AppImage Maker script must be started from the ``{PEB_executable_directory}/sdk`` directory.  
+* **PEB AppImage Builder Docker Container**
 
-An easy building environment for PEB AppImage executables is the provided [PEB AppImage Builder Docker Container](https://github.com/ddmitov/perl-executing-browser/blob/master/sdk/Dockerfile).  
-To build it, type the following command in the PEB project root directory (the directory of the README.md):  
+  An easy building environment for PEB AppImage executables is the provided [PEB AppImage Builder Docker Container](https://github.com/ddmitov/perl-executing-browser/blob/master/sdk/Dockerfile).  
+  To build it, type the following command in the PEB project root directory (the directory of the README.md):  
 
-```bash
-sudo docker build -t peb-appimage-builder .
-```
+  ```bash
+  sudo docker build -t peb-appimage-builder .
+  ```
 
-To start the PEB AppImage Builder Docker Container, type the following command in the PEB project root directory:  
+  To start the PEB AppImage Builder Docker Container, type the following command in the PEB project root directory:  
 
-```bash
-sudo docker container run --rm -it -v $(pwd):/opt --user $(id -u):$(id -g) peb-appimage-builder
-```
+  ```bash
+  sudo docker container run --rm -it -v $(pwd):/opt --user $(id -u):$(id -g) peb-appimage-builder
+  ```
 
-When PEB AppImage Builder Docker Container is running, type:
+  When PEB AppImage Builder Docker Container is running, type:
 
-```bash
-cd /opt/sdk
-```
+  ```bash
+  cd /opt/sdk
+  ```
 
-To start the PEB AppImage Maker, type either:
+  To start the PEB AppImage Maker, type either:
 
-```bash
-./appimage-maker.sh --no-resources
-```
+  ```bash
+  ./appimage-maker.sh --no-resources
+  ```
 
-or
+  or
 
-```bash
-./appimage-maker.sh --include-resources
-```
+  ```bash
+  ./appimage-maker.sh --include-resources
+  ```