chore: bump core version to 0.1.16

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: GenerQAQ

src/server/core/pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "acontext_core"
-version = "0.1.14"
+version = "0.1.16"
 description = "Core for Acontext"
 readme = "README.md"
 requires-python = ">=3.11"