feat!: prepare Platform93 0.1.0

[SirNarsh]

Summary

• complete the unpublished control-user, application, workspace, authorization, invitation, billing, notification, storage, and SDK contracts
• make all 455 OpenAPI operations strongly typed and regenerate Go and TypeScript contracts
• harden release verification, publishing, image security, migrations, clean consumers, and release-scoped Helm deployments

Verification

• clean PostgreSQL/MinIO race and integration suites
• deterministic OpenAPI generation and route/contract lint
• TypeScript, Go, PHP, Python, Playwright, clean-consumer, Compose, and Helm checks
• Gitleaks, Trivy filesystem/image, dependency audits, and Go 1.25.13 govulncheck

Release note

Alpha databases must be recreated. Existing external provider resources and prior application data are not imported automatically. Real-provider RC smoke tests remain required before the stable tag.