Add: GMP commands for agents and agent groups in GmpNext #409

Job	Run time
Check type hints (3.12)	27s
Check type hints (3.10)	32s
Check type hints (3.11)	28s
Check type hints (3.13)	29s
Build the documentation	53s
Check type hints (3.9)	33s
Check versioning / Check versioning for consistency	14s
Linting (3.10) / Linting	29s
Linting (3.9) / Linting	35s
Linting (3.11) / Linting	25s
Linting (3.12) / Linting	27s
Linting (3.13) / Linting	26s
Run tests (3.10) / Run all tests	31s
Run tests (3.11) / Run all tests	34s
Run tests (3.9) / Run all tests	36s
Run tests (3.12) / Run all tests	29s
Run tests (3.13) / Run all tests	28s
Upload coverage to codecov.io	44s
	9m 20s

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