v0.3.4

What's Changed

• chore: bump starlette version (backport #4158) by @mergify[bot] in #4248
• fix: uninitialised enable_write_queue by @leseb in #4264
• fix: Add policies to adapters (backport #4277) by @mergify[bot] in #4279
• fix: Avoid model_limits KeyError (backport #4060) by @mergify[bot] in #4283
• chore: bump mcp package version (backport #4287) by @mergify[bot] in #4288
• fix: RBAC bypass vulnerabilities in model access (backport #4270) by @mergify[bot] in #4285

Full Changelog: v0.3.3...v0.3.4