Bump version to 0.11.2 and update uv version to 0.11.3

- Updated version in pyproject.toml and blender_manifest.toml to 0.11.2.
- Enhanced uv executable path documentation in client.py.
- Added inference_mode parameter to reconstruct_request function in client.py.
- Implemented uv download functionality in install_env.py with improved error handling and checksum verification.
- Modified install_uv function to download and extract uv binary instead of using bundled version.
- Updated job progress handling in operators.py to track progress stages.
- Improved download progress reporting in worker.py and adjusted related tests.
- Refactored tests to accommodate changes in status reporting and model downloading.
- Removed vendor.lock.toml as part of the cleanup process.

docs/development.md

@@ -3,7 +3,6 @@
 ## 开发
 
 ```bash
-uv run python prepare_vendor.py
 uv run pytest tests -v
 uv run python pack.py
 ```
@@ -12,10 +11,7 @@ uv run python pack.py
 
 ```text
 .
-├── vendor.lock.toml        各平台 uv 的版本、URL 与 SHA-256
-├── prepare_vendor.py       下载并校验各平台 uv
 ├── pack.py
-├── vendor/                 不进入 Git 的 uv 下载缓存
 ├── src/
 │   └── snapform/
 │       ├── blender_manifest.toml