refactor: switch to dynamic versioning in package configuration

- Replace static version "1.3.1" with dynamic versioning in pyproject.toml
- Configure setuptools to not include any packages by default
- Set package=false in uv configuration to prevent package building
- Update uv.lock to reflect version changes

Signed-off-by: -LAN- <laipz8200@outlook.com>

api/pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "dify-api"
-version = "1.3.1"
+dynamic = ["version"]
 requires-python = ">=3.11,<3.13"
 
 dependencies = [
@@ -89,8 +89,12 @@ dependencies = [
 # Before adding new dependency, consider place it in
 # alphabet order (a-z) and suitable group.
 
+[tool.setuptools]
+packages = []
+
 [tool.uv]
 default-groups = ["storage", "tools", "vdb"]
+package = false
 
 [dependency-groups]
 

api/uv.lock

@@ -1155,7 +1155,6 @@ wheels = [
 
 [[package]]
 name = "dify-api"
-version = "1.3.1"
 source = { virtual = "." }
 dependencies = [
     { name = "authlib" },