0.2.0-beta.1

What's Changed

• Beta-Stabilisierung: baseline quality-gate, per-project max-turns, fixes by @bastian-schur in #50
• feat: harden concept/implement prompts for completeness by @bastian-schur in #51
• refactor: remove dead code and tidy repo hygiene by @bastian-schur in #52
• feat: credentials & integrations UI + onboarding wizard by @bastian-schur in #53
• feat: REST API v1 (Sanctum) + API token management by @bastian-schur in #54
• feat: BYOI — build a repo's own worker image by @bastian-schur in #55
• feat(design): Warm Paper + Terracotta redesign by @bastian-schur in #56
• feat(demo): Live-Demo-Deployment nach Implement-Phase by @bastian-schur in #57
• chore(docker): consolidate compose into one canonical file; drop installer/ by @bastian-schur in #58
• feat(demo): gate live demos behind Argos session or basic-auth by @bastian-schur in #59
• fix(demo): wire access env into the stack, recover legacy port, show mode by @bastian-schur in #60
• feat(workflow): task-detail overhaul — stage resolver, banner+stepper, live refresh by @bastian-schur in #61
• fix: remove spurious vertical scrollbar from tab bars by @bastian-schur in #62
• refactor: switch form sections from two-column to single-column layout by @bastian-schur in #63
• refactor: align profile form layout with other resource forms by @bastian-schur in #64
• test(e2e): fake browser-E2E suite + CI integration by @bastian-schur in #65
• fix: show diff on latest implement/respond run by @bastian-schur in #68
• feat: install spatie/laravel-medialibrary v11 by @bastian-schur in #67
• fix: exclude completed tasks from current tasks widget by @bastian-schur in #66
• feat: add control-room hero components to dashboard and task views by @bastian-schur in #69
• chore: code cleanup and refactoring by @bastian-schur in #70
• feat(credentials): verify tokens and OAuth on save, fail fast on rejection by @bastian-schur in #71

Full Changelog: 0.1.0-beta.4...0.2.0-beta.1