chore: Update client package Python requirement and version (#195)

- Lower Python requirement from >=3.9 to >=3.8
- Bump version from 0.0.8a0 to 0.0.8a1

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-authored-by: Claude <noreply@anthropic.com>

Author: eberrigan

packages/client/pyproject.toml

@@ -21,8 +21,8 @@ description = "Lablink Client Service that will be installed in the lablink-clie
 keywords = ["vm", "docker", "postgres", "tutorial", "AWS"]
 name = "lablink-client-service"
 readme = "README.md"
-requires-python = ">=3.9"
-version = "0.0.8a0"
+requires-python = ">=3.8"
+version = "0.0.8a1"
 
 [project.optional-dependencies]
 dev = ["twine", "build", "pytest", "ruff", "pytest-cov"]