Release v1.2.0

[baron]

Summary

Prepare the official RepoPrompt CE 1.2.0 release from main at 313f522f9e701ceba6b546e6caddabde9781c973.

• Set the marketing version to 1.2.0.
• Advance the public build number from 33 to 34.
• Synchronize the embedded repoprompt-mcp CLI version to 1.2.0.

Highlights since 1.1.2

• Complete the multi-stage headless MCP runtime migration, including runtime/catalog foundations, workspace and context authority, read/discovery families, protected mutation boundaries, the direct backend, and final cutover.
• Add the Compose context inspector inspired by RepoPrompt Classic.
• Add opt-in Codex memories support.
• Improve ChatGPT login resilience and managed sign-out.
• Fix several user-visible hangs and crashes across text rendering, anchor geometry, concurrent dictionary mutation, Oracle heartbeats, Code Map recovery, and file-action mutation I/O.
• Improve Agent Mode workspace, sidebar, and Compose inspector performance.
• Harden Tip and release validation around packaged MCP startup, CI concurrency, Keychain provisioning, and ledger-free CI routing.

Full changelog

• Surface Code Map recovery exhaustion #689 Surface Code Map recovery exhaustion.
• Prevent file-action watchdog stalls during mutation I/O #688 Prevent file-action watchdog stalls during mutation I/O.
• Headless runtime M1: add runtime and catalog foundation #640 Add the headless runtime and catalog foundation.
• Fix Oracle heartbeat liveness tracking #696 Fix Oracle heartbeat liveness tracking.
• Fix App Hang: Disable text checking in AttributedTextView #697 Disable text checking in AttributedTextView to prevent app hangs.
• Fix App Hang: Optimize string prefix checks #683 Optimize string prefix checks to prevent app hangs.
• Fix AnchorGeometryView app hang #685 Fix the AnchorGeometryView app hang.
• Fix agent workspace performance regression #680 Fix the Agent workspace performance regression.
• Improve ChatGPT login resilience and managed sign-out #698 Improve ChatGPT login resilience and managed sign-out.
• Fix EXC_BREAKPOINT from dictionary mutation during iteration #693 Fix EXC_BREAKPOINT caused by dictionary mutation during iteration.
• Headless runtime M2: move workspace/context authority #643 Move workspace and context authority into the headless runtime.
• Add opt-in Codex memories setting #691 Add the opt-in Codex memories setting.
• Fix Tip socket ownership startup race #699 Fix the Tip packaged MCP socket-ownership startup race.
• Headless runtime M3: migrate read and discovery families #657 Migrate MCP read and discovery families to the headless runtime.
• Keep failed CI from evicting Tip builds #700 Keep failed CI runs from evicting valid Tip builds.
• M4: protect MCP mutations and security boundaries #660 Protect MCP mutations and security boundaries.
• Provision Keychain for packaged release smoke #701 Provision a Keychain for packaged release smoke tests.
• Remove test contract ledger system #704 Remove the test contract ledger system.
• Stabilize ledger-free CI routing and codemap contracts #705 Stabilize ledger-free CI routing and Code Map contracts.
• [6/8] M5: move AI, Agent, Context Builder, and interaction into domain runtime #664 Move AI, Agent, Context Builder, and interaction into the domain runtime.
• Fix M5 credential pruning type inference #706 Fix M5 credential-pruning type inference.
• Optimize Agent Mode sidebar projection caching #703 Optimize Agent Mode sidebar projection caching.
• Fix protected mutation commit boundary #707 Fix the protected mutation commit boundary.
• Add Compose: context inspector inspired by RP Classic #535 Add the Compose context inspector inspired by RepoPrompt Classic.
• [7/8] M6: Add direct headless MCP runtime #674 Add the direct headless MCP runtime.
• M7: complete headless MCP runtime cutover #677 Complete the headless MCP runtime cutover.
• perf: coalesce compose inspector refresh work #709 Coalesce Compose inspector refresh work.
• Fix current-main CI blockers after M7 merge #712 Fix current-main CI blockers after the M7 merge.

Validation

• make release-sync-cli-version
• make release-preflight
• Repository contribution commit and push safety gates
• Hosted CI and Release Candidate workflows are required before merge and tagging.

The distributable app will be built, signed, notarized, reviewed, and promoted only by the protected GitHub release workflows after this PR lands.