ci: Add smoke test and coverage badge

- Add CLI smoke test to verify entry points after install
- Add 91% coverage badge to README

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

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: michshat

.github/workflows/test.yml

@@ -28,6 +28,11 @@ jobs:
           python -m pip install --upgrade pip
           pip install -e ".[dev]"
 
+      - name: Verify CLI works (smoke test)
+        run: |
+          logparseiqx --version
+          lpx --help
+
       - name: Run tests with coverage
         run: |
           pytest tests/ -v --cov=logparseiqx --cov-report=xml --cov-report=term-missing

README.md

@@ -1,6 +1,7 @@
 # LogParseIQX
 
 [![Tests](https://github.com/semanticintent/logparseiqx/actions/workflows/test.yml/badge.svg)](https://github.com/semanticintent/logparseiqx/actions/workflows/test.yml)
+[![Coverage](https://img.shields.io/badge/coverage-91%25-brightgreen)](https://github.com/semanticintent/logparseiqx)
 [![Python 3.9+](https://img.shields.io/badge/python-3.9+-blue.svg)](https://www.python.org/downloads/)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)