docs: Add PyPI publish workflow, CHANGELOG, and demo example

- Add GitHub Actions workflow for PyPI trusted publishing
- Add CHANGELOG.md following Keep a Changelog format
- Add examples/demo.log for GIF/screenshot demos

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

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

Author: michshat

.github/workflows/publish.yml

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+name: Publish to PyPI
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    environment: pypi
+    permissions:
+      id-token: write  # Required for trusted publishing
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.12'
+
+      - name: Install build dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install build
+
+      - name: Build package
+        run: python -m build
+
+      - name: Publish to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1

CHANGELOG.md

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+# Changelog
+
+All notable changes to LogParseIQX will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [0.1.0] - 2025-01-03
+
+### Added
+- Initial release of LogParseIQX
+- Core CLI commands: `parse`, `summarize`, `errors`, `analyze`, `ask`
+- Cloudflare-specific commands: `cf errors`, `cf slow`, `cf security`, `cf top-ips`, `cf summary`
+- Smart pre-filtering to minimize token usage
+- Support for custom Ollama models via `--model` flag
+- Rich terminal output with tables and colored text
+- 91% test coverage with mocked Ollama tests
+
+### Features
+- Parse any log file with natural language questions
+- Cloudflare JSON log parsing with automatic field extraction
+- Aggregation by status code, IP, country, URI, and WAF action
+- Performance analysis for slow requests
+- Security event detection (WAF blocks, high threat scores)
+
+[0.1.0]: https://github.com/semanticintent/logparseiqx/releases/tag/v0.1.0