v0.2.1: Add error handling, logging, and CI/CD

- Add error handling with MemTextError exception hierarchy
- Add CLI exit codes (1=error, 2=not found, 3=db error, 4=validation)
- Add verbose flag (-v) for debugging
- Add logging_config.py with structured logging
- Add GitHub Actions CI/CD workflow (.github/workflows/ci.yml)
- Update version to 0.2.1 in pyproject.toml
- Add optional dependencies: prolog, api extras

Author: Memtext User

.github/workflows/ci.yml

@@ -0,0 +1,80 @@
+name: CI/CD
+
+on:
+  push:
+    branches: [main, develop]
+  pull_request:
+    branches: [main]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.10", "3.11", "3.12", "3.13"]
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -e ".[dev]"
+
+      - name: Lint with ruff
+        run: ruff check src/ tests/
+        continue-on-error: true
+
+      - name: Run tests
+        run: pytest tests/ -v --cov=memtext --cov-report=term-missing
+
+  build:
+    runs-on: ubuntu-latest
+    needs: test
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Build package
+        run: |
+          pip install build
+          python -m build
+
+      - name: Check package
+        run: |
+          pip install twine
+          twine check dist/*
+
+  publish:
+    runs-on: ubuntu-latest
+    needs: build
+    if: github.event_name == 'push' && github.ref == 'refs/heads/main'
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Build package
+        run: |
+          pip install build
+          python -m build
+
+      - name: Publish to PyPI
+        uses: pypa/gh-action-pypi-publish@release/v1
+        with:
+          password: ${{ secrets.PYPI_API_TOKEN }}
+          

pyproject.toml

@@ -1,16 +1,17 @@
 [project]
 name = "memtext"
-version = "0.1.0"
+version = "0.2.1"
 description = "Context offloading for AI agents - persistent memory across sessions"
 readme = "README.md"
 requires-python = ">=3.10"
-authors = [{name = "User"}]
+authors = [{name = "MemText Team"}]
 classifiers = [
-    "Development Status :: 3 - Alpha",
+    "Development Status :: 4 - Beta",
     "Intended Audience :: Developers",
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
 ]
 dependencies = []
 
@@ -20,6 +21,13 @@ dev = [
     "pytest-cov>=4.0",
     "ruff>=0.1.0",
 ]
+prolog = [
+    "pyswip>=0.3.0",
+]
+api = [
+    "fastapi>=0.100",
+    "uvicorn>=0.23",
+]
 
 [project.scripts]
 memtext = "memtext.cli:main"