The compressed archive that you created in the previous step is accompanied by a plain text file with some additional information for the thin client. You can use GNU Nano on the thin client or your favorite text editor elsewhere to produce it.
Create a new file named hello.inf and put the following into it:
The individual entries and their meaning:
[INFO]: mandatory string
[PART]: mandatory string
file: The filename of the *.tar.bz2 archive
version: The version of the contents, consisting of the vendor version (let's say this is hello 1.0) and the IGEL package version (the first package we produced of the software), joined with an underscore.
size: Size of the decompressed contents
name: Name of this content, used for naming the subdirectory within the custom partition and for keeping track of installed contents
minfw: Minimum firmware version required for these contents