Feat/1 pipeline setup

1. What this MR does / why we need it

• Přidány issues a MR templaty
• Přidána detekce secretů
• Opraveno spouštění common_pipeline na devel větvi
• Přidána možnost generování Changelogu

2. Which issue this MR addresses

Field	Value
Gitlab Ticket	#1 (closed) #2 (closed)
Documentation	wiki

3. Make sure that you've checked the boxes below before you submit MR

• I have read Contribution guidelines
• I have checked Code Quality report and there is no High/Critical error.
• No conflict with main/master branch.
• I have documented all the known issues
  • ... and created backlog items for them

4. CHANGELOG/Release Notes (optional)

• CHANGELOG