chore: bump version 4.5.3

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "langbot"
-version = "4.5.2"
+version = "4.5.3"
 description = "Easy-to-use global IM bot platform designed for LLM era"
 readme = "README.md"
 license-files = ["LICENSE"]

src/langbot/__init__.py

@@ -1,3 +1,3 @@
 """LangBot - Easy-to-use global IM bot platform designed for LLM era"""
 
-__version__ = '4.5.2'
+__version__ = '4.5.3'

src/langbot/pkg/utils/constants.py

@@ -1,4 +1,6 @@
-semantic_version = 'v4.5.2'
+import langbot
+
+semantic_version = f'v{langbot.__version__}'
 
 required_database_version = 11
 """Tag the version of the database schema, used to check if the database needs to be migrated"""