25.8 Antalya: Token Authentication and Authorization

[zvonand]

Introduce authentication using access tokens.

Changelog category (leave one):

• New Feature

Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):

Introduce access token authentication.

CI/CD Options

Exclude tests:

• [ ] Fast test
• [ ] Integration Tests
• [ ] Stateless tests
• [ ] Stateful tests
• [ ] Performance tests
• [x] All with ASAN
• [x] All with TSAN
• [x] All with MSAN
• [x] All with UBSAN
• [x] All with Coverage
• [ ] All with Aarch64
• [x] All Regression
• [ ] Disable CI Cache

Regression jobs to run:

• [ ] Fast suites (mostly <1h)
• [ ] Aggregate Functions (2h)
• [ ] Alter (1.5h)
• [ ] Benchmark (30m)
• [ ] ClickHouse Keeper (1h)
• [ ] Iceberg (2h)
• [ ] LDAP (1h)
• [ ] Parquet (1.5h)
• [ ] RBAC (1.5h)
• [ ] SSL Server (1h)
• [ ] S3 (2h)
• [ ] Tiered Storage (2h)

[github-actions[bot]]

Workflow [PR], commit [ffb707be]