Setup internal agent controller #645

Job	Run time
Build integration test binaries (amd64)	1m 7s
Build integration test binaries (arm64)	1m 23s
Check licenses of dependencies	53s
Lint (amd64)	1m 14s
Test (amd64)	1m 32s
Lint (arm64)	1m 7s
Test (arm64)	1m 56s
Integration tests (v4.19.314 amd64)	1m 42s
Integration tests (v5.4.276 amd64)	1m 6s
Integration tests (v5.10.217 amd64)	1m 33s
Integration tests (v5.15.159 amd64)	3m 41s
Integration tests (v6.1.91 amd64)	1m 44s
Integration tests (v6.6.31 amd64)	1m 42s
Integration tests (v6.8.10 amd64)	1m 16s
Integration tests (v6.9.1 amd64)	2m 22s
Integration tests (v6.6.31 arm64)	1m 26s
Integration tests (v6.8.4 arm64)	1m 27s
Integration tests (v6.9.1 arm64)	1m 28s
	28m 39s

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