[Feature] Supporting dstack-inside-dstack for runs #7433

Job	Run time
compute-version	4s
build-docs / build-docs	1m 29s
build-artifacts / runner-test	1m 2s
build-artifacts / gateway-build	14s
build-artifacts / frontend-build	12s
build-artifacts / code-lint	42s
build-artifacts / python-build	17s
build-artifacts / generate-json-schema	16s
build-artifacts / python-test (ubuntu-latest, 3.11)	6m 30s
build-artifacts / python-test (macos-latest, 3.12)	3m 30s
build-artifacts / python-test (macos-latest, 3.13)	2m 40s
build-artifacts / python-test (ubuntu-latest, 3.10)	6m 18s
build-artifacts / python-test (windows-latest, 3.11)	2m 18s
build-artifacts / python-test (windows-latest, 3.13)	2m 16s
build-artifacts / python-test (ubuntu-latest, 3.12)	6m 3s
build-artifacts / python-test (macos-latest, 3.10)	2m 2s
build-artifacts / python-test (windows-latest, 3.12)	2m 19s
build-artifacts / python-test (macos-latest, 3.11)	4m 24s
build-artifacts / python-test (ubuntu-latest, 3.13)	5m 59s
build-artifacts / python-test (windows-latest, 3.10)	2m 9s
build-artifacts / runner-compile (ubuntu-24.04, linux, amd64)	21s
build-artifacts / runner-compile (ubuntu-24.04-arm, linux, arm64)	25s
upload-pre-pypi-artifacts / upload-pre-pypi-artifacts	23s
upload-post-pypi-artifacts / upload-post-pypi-artifacts	17s
	52m 10s

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