v0.4.0

What's Changed

• feat: add nexus test as secondary source and support markdown indexing by @DerekRoberts in #156
• feat: workflow optimizations (#138) by @DerekRoberts in #157
• chore: harden trivy gate and fix image casing by @DerekRoberts in #158
• feat: enhance Direct Advice Mode with strategic framing and Millhaven audit (#154) by @DerekRoberts in #159
• chore(ci): Trivy fs scan by @DerekRoberts in #160
• feat: extensible 'Test/Doctrine' Registry (#160) by @DerekRoberts in #161
• feat: Case Builder Mode (#152) by @DerekRoberts in #162
• feat: BC Labour Relations Code as primary statute by @DerekRoberts in #166
• chore(security): prompts availability, immutable-root arch by @DerekRoberts in #172
• refactor: hierarchical knowledge base directory structure #167 by @DerekRoberts in #171
• chore: increase generation token limits by @DerekRoberts in #173
• chore(deps): update ghcr.io/astral-sh/uv docker tag to v0.11.2 by @renovate[bot] in #199
• chore(deps): lock file maintenance by @renovate[bot] in #200
• feat: Markdown-first RAG migration, Gradio 6 stabilization, and test suite hardening by @DerekRoberts in #174
• feat: Priority fixes and Steward Resources (Forms & Guides) by @DerekRoberts in #201
• feat: harden persona architecture and elevate UI aesthetics by @DerekRoberts in #202
• feat: fix massive deployment lag and stabilize container startup by @DerekRoberts in #238
• fix: resolve infinite build hang and restore read-only cache security by @DerekRoberts in #240
• fix: sync README metadata to resolve HF status-sync lag by @DerekRoberts in #242
• feat: add startup heartbeat to confirm build health by @DerekRoberts in #243
• fix: HF status sync and new deployment integrity tests by @DerekRoberts in #244
• fix: deploy fallback for metadata-only PRs and Docker metadata cleanup by @DerekRoberts in #245
• fix: fetch-depth for merge image walk-back by @DerekRoberts in #246
• fix: lowercase GHCR image URL in deploy-prod by @DerekRoberts in #248

Full Changelog: v0.3.0...v0.4.0