3.35.4

What's Changed

• Fix test flakiness by @adrinr in #18488
• Feat/helm custom image sec context by @calexiou in #18471
• Improve checktypes by @adrinr in #18489
• fixes signature canvas width by @mikesealey in #18485
• harden endpoint matching in auth middleware by @andz-bb in #18491
• 18332 add font colour and text highlighting options to the rich text editor by @ConorWebb96 in #18416
• Remove workflow-level concurrency and fail fast on main CI action by @calexiou in #18497
• Add experimental Docker image build pipeline by @calexiou in #18500
• Emit ACTION_AI_AGENT_EXECUTED event on every agent execution by @jvcalderon in #18492

Full Changelog: 3.35.3...3.35.4