T3 Code Nightly 0.0.37-nightly.20260829.1217 (2bc9e8ef6ad5)

What's Changed

• fix(mobile): restore composer glass and rounded shadows by @juliusmarminge in #8597
• Remove Messages Glass Lab experiment by @juliusmarminge in #8599
• Require human review for pull requests changing product defaults by @juliusmarminge in #8603

Full Changelog: v0.0.36-nightly.20260829.1215...v0.0.37-nightly.20260829.1217