feat: add OIDC token validation and enhance retry reliability #100

Job	Run time
test-oidc-only	23s
test (ubuntu-latest, executable, oidc)	22s
test (macos-latest, executable, oidc)	1m 25s
test (windows-latest, pip, api-key)	1m 51s
test (windows-latest, executable, oidc)	46s
test (macos-latest, pip, oidc)	22s
test (windows-latest, executable, api-key)	1m 50s
test (ubuntu-latest, executable, api-key)	13s
test (ubuntu-latest, pip, api-key)	20s
test (ubuntu-latest, pip, oidc)	28s
test (macos-latest, pip, api-key)	16s
test (macos-latest, executable, api-key)	17s
test (windows-latest, pip, oidc)	1m 26s
	9m 59s

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