chore(main): release 3.0.0

[release-please]

🤖 I have created a release beep boop

3.0.0 (2022-01-27)

⚠ BREAKING CHANGES

• make logging API more friendly to use (feat: make logging API more friendly to use #422)
• api consistency between HTTP and Gapic layers (fix!: api consistency between HTTP and Gapic layers #375)
• support string-encoded json (feat!: support string-encoded json #339)
• Infer default resource in logger (feat!: Infer default resource in logger #315)
• support json logs (feat!: support json logs #316)
• deprecate AppEngineHandler and ContainerEngineHandler (chore!: deprecate AppEngineHandler and ContainerEngineHandler #310)

Features

• add api key support (#472) (81ca8c6)
• add json_fields extras argument for adding to jsonPayload (#447) (a760e02)
• avoid importing grpc when explicitly disabled (#416) (818213e)
• Infer default resource in logger (#315) (c632503)
• make logging API more friendly to use (#422) (83d9ca8)
• support json logs (#316) (5267152)
• support string-encoded json (#339) (6fa1773)
• trace improvements (#450) (e0c5fc0)

Bug Fixes

• allow reading logs from non-project paths (#444) (97e32b6)
• api consistency between HTTP and Gapic layers (#375) (e1506fa)

Miscellaneous Chores

• deprecate AppEngineHandler and ContainerEngineHandler (#310) (e3cac88)

Documentation

• update usage guide for v3.0.0 (#456) (8a67b73)

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[release-please]

🤖 Release is at https://github.com/googleapis/python-logging/releases/tag/v3.0.0 🌻