Feature/implement task sorting options

[agoritma]

PR Checklist

• Follows single-purpose principle
• Tests pass locally
• Documentation updated (if needed)

What does this PR do?

add task sorting options on cli command tix ls by key like priority, id, text, created date and also order options asc and desc. Now tix ls can add new option --sort-by for short -s and --sort-order or -o, it also handling an error for non relevant key. update docs for example sorting options

example:

sort by priority asc:

sort by text asc:

sort by priority desc while show all tasks:

Related Issue

Issue #66

Type of change

• Bug fix
• New feature
• Configuration
• Documentation

Testing

tix ls -s priority -o desc

Note

for now i can't provide sorting by due because there no key on task models.

[agoritma]

@Valentin-v-Todorov please take a look this PR and give it a review

[Valentin-v-Todorov]

@agoritma This is clean, well-structured, and addresses the issue nicely.

Just resolve the conflicts and we can merge ✌️

[agoritma]

@Valentin-v-Todorov i've done resolve the conflicts, you can check it again