What's Changed

• Changelog for v0.43.0-preview.1 by @gemini-cli-robot in https://github.com/google-gemini/gemini-cli/pull/27297
• fix(devtools): bundle devtools package to avoid resolution errors by @rmedranollamas in https://github.com/google-gemini/gemini-cli/pull/27250
• fix(cli): integrate PolicyEngine into ACP session to prevent deadlocks (#23507) by @cocosheng-g in https://github.com/google-gemini/gemini-cli/pull/27252
• fix: robust ripgrep path resolution and 1p hermetic execution support by @cocosheng-g in https://github.com/google-gemini/gemini-cli/pull/27253
• refactor: decouple stored session deletion from ChatRecordingService (#22920) by @yuvrajangadsingh in https://github.com/google-gemini/gemini-cli/pull/27039
• fix(core): improve Alpine shell compatibility by @dibyx in https://github.com/google-gemini/gemini-cli/pull/26770
• fix(core): generalize MCP compliance fix for tool results by @cocosheng-g in https://github.com/google-gemini/gemini-cli/pull/27045
• fix(scripts): scrub CI env vars in dev to keep interactive mode by @Hashaam101 in https://github.com/google-gemini/gemini-cli/pull/27159
• fix(core): Added date field for the GCal MCP by @devr0306 in https://github.com/google-gemini/gemini-cli/pull/27251
• fix(core): centralize path validation to prevent crashes from malformed prompts by @cocosheng-g in https://github.com/google-gemini/gemini-cli/pull/27211
• fix(core): prevent SIGHUP kills in PTY environments (WSL2/Kitty/Alacritty) by @ProthamD in https://github.com/google-gemini/gemini-cli/pull/27267
• fix(core): dynamic fallback routing for exhausted quota models by @cocosheng-g in https://github.com/google-gemini/gemini-cli/pull/27315
• Auto detect pnpm global installation path for macOS and Windows by @tisonkun in https://github.com/google-gemini/gemini-cli/pull/22748
• fix(windows): resolve interactive shell arrow-key navigation on Windows by @KumarADITHYA123 in https://github.com/google-gemini/gemini-cli/pull/23505
• ci: robust stale issue lifecycle and consolidated triage labels by @cocosheng-g in https://github.com/google-gemini/gemini-cli/pull/27015
• fix(context): Ensure last message is processed. by @joshualitt in https://github.com/google-gemini/gemini-cli/pull/27232
• chore/release: bump version to 0.44.0-nightly.20260521.g57c42a5c4 by @gemini-cli-robot in https://github.com/google-gemini/gemini-cli/pull/27324
• fix(ui): added volta to auto update check by @devr0306 in https://github.com/google-gemini/gemini-cli/pull/27353
• perf: optimize issue triage and lifecycle management by @cocosheng-g in https://github.com/google-gemini/gemini-cli/pull/27346
• chore(release): bump version to 0.45.0-nightly.20260521.g854f811be by @gemini-cli-robot in https://github.com/google-gemini/gemini-cli/pull/27362
• fix(cli): prevent Termux relaunch and resize remount loops by @saymanq in https://github.com/google-gemini/gemini-cli/pull/27110
• Feat/a2a expose usage metadata by @jvargassanchez-dot in https://github.com/google-gemini/gemini-cli/pull/27288
• feat(context): Complete simplification work. by @joshualitt in https://github.com/google-gemini/gemini-cli/pull/27345
• fix(core): force update_topic tool to execute sequentially by @jvargassanchez-dot in https://github.com/google-gemini/gemini-cli/pull/27357
• Changelog for v0.44.0-preview.0 by @gemini-cli-robot in https://github.com/google-gemini/gemini-cli/pull/27360
• Changelog for v0.43.0 by @gemini-cli-robot in https://github.com/google-gemini/gemini-cli/pull/27361
• Revert "fix(core): prevent SIGHUP kills in PTY environments" by @bbiggs in https://github.com/google-gemini/gemini-cli/pull/27401
• fix(cli): filter internal session context from history during resumption by @rmedranollamas in https://github.com/google-gemini/gemini-cli/pull/27391
• Update default auto routing by @DavidAPierce in https://github.com/google-gemini/gemini-cli/pull/27071
• fix(core): bypass routing classifiers to prevent orphaned function response errors by @danielweis in https://github.com/google-gemini/gemini-cli/pull/27389
• fix(core): suppress PTY resize EBADF errors by @scidomino in https://github.com/google-gemini/gemini-cli/pull/27461
• fix(core): prevent blacklist bypass in mcp list by @ompatel-aiml in https://github.com/google-gemini/gemini-cli/pull/27377

New Contributors

• @dibyx made their first contribution in https://github.com/google-gemini/gemini-cli/pull/26770
• @Hashaam101 made their first contribution in https://github.com/google-gemini/gemini-cli/pull/27159
• @tisonkun made their first contribution in https://github.com/google-gemini/gemini-cli/pull/22748
• @saymanq made their first contribution in https://github.com/google-gemini/gemini-cli/pull/27110
• @jvargassanchez-dot made their first contribution in https://github.com/google-gemini/gemini-cli/pull/27288

Full Changelog: https://github.com/google-gemini/gemini-cli/compare/v0.44.0-nightly.20260521.g57c42a5c4...v0.45.0-nightly.20260527.g41c9260ca