[JENKINS-44141] Define a resource pool

Allow to define a resource pool, so a specific resource can be locked N times.

Benefits:

• 1 resource pool instead of N resources sharing the same label (less configuration needed)


• Useful to limit the number of concurrent builds in Pipeline

---
Originally reported by amuniz, imported from: Define a resource pool

• status: Open
  
• priority: Major
  
• component(s): lockable-resources-plugin
  
• resolution: Unresolved
  
• votes: 22
  
• watchers: 20
  
• imported: 20251217-081411
  

Allow to define a resource pool, so a specific resource can be locked N times.


Benefits:



	
1 resource pool instead of N resources sharing the same label (less configuration needed)

	
Useful to limit the number of concurrent builds in Pipeline