diff --git a/.github/workflows/check-pr-title.yml b/.github/workflows/check-pr-title.yml
index d5efb0b..479fa1a 100644
--- a/.github/workflows/check-pr-title.yml
+++ b/.github/workflows/check-pr-title.yml
@@ -11,6 +11,13 @@ jobs:
     steps:
       - uses: deepakputhraya/action-pr-title@master
         with:
-          min_length: 6   # Min length of the title
-          max_length: 72  # Max length of the title
-          github_token: ${{ github.token }} # Default: ${{ github.token }}
+          # Only allow Conventional Commits prefixes recognized by release-please
+          # feat: minor version bump, fix: patch version bump, others: no version bump
+          regex: '^(feat|fix|docs|style|refactor|perf|test|build|ci|chore|revert)(\(.+\))?: (.+)'
+          allowed_prefixes: 'feat,fix,docs,style,refactor,perf,test,build,ci,chore,revert'
+          disallowed_prefixes: ''
+          prefix_case_sensitive: false
+          min_length: 10
+          max_length: 72
+          verbal_description: 'Conventional Commit message compatible with release-please (e.g., "feat: Add new feature", "fix: Fix bug")'
+          github_token: ${{ github.token }}
diff --git a/.github/workflows/release-please.yml b/.github/workflows/release-please.yml
new file mode 100644
index 0000000..5597f9f
--- /dev/null
+++ b/.github/workflows/release-please.yml
@@ -0,0 +1,23 @@
+name: release-please
+
+on:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
+
+permissions:
+  contents: write
+  issues: write
+  pull-requests: write
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: googleapis/release-please-action@v4
+        id: release
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          config-file: release-please-config.json
+
diff --git a/README.md b/README.md
index 64be519..ad72143 100644
--- a/README.md
+++ b/README.md
@@ -3,12 +3,12 @@ A template project for quickly starting Python projects with modern development
 
 ## Overview
 This template provides a modern Python development environment with the following features:
-- **Python 3.12+** support
 - **Ruff** for code formatting and linting (replaces Black, isort, flake8)
 - **pytest** for unit testing and coverage reporting
 - **uv** for fast dependency management
 - **Type hints** and **PEP 257** compliant docstring enforcement
 - **GitHub Actions** for CI/CD pipeline
+- **Release Please** for automated version management based on Conventional Commits
 - Modular project structure (src layout)
 - Logging configuration included
 
@@ -18,7 +18,10 @@ python-project-template/
 ├── src/              # Source code
 ├── tests/            # Test code
 ├── .github/          # GitHub Actions workflows
+├── .cursorrules      # Cursor IDE AI assistant rules and guidelines
+├── .mise.toml        # mise tool version manager configuration (Python and tool versions)
 ├── pyproject.toml    # Project configuration and dependencies
+├── release-please-config.json    # Release Please configuration for automated version management
 ├── Makefile          # Development commands
 └── logging.conf      # Logging configuration
 ```
@@ -47,4 +50,7 @@ $ make test     # run unit tests
 - Branch name pattern: `main`
 - Require a pull request before merging & Require approvals
 - Require status checks to pass before merging & Require branches to be up to date before merging
-- Include administrators
\ No newline at end of file
+- Include administrators
+
+## NOTE
+- The python version should be aligned in `pyproject.toml` and `.mise.toml`.
\ No newline at end of file
diff --git a/release-please-config.json b/release-please-config.json
new file mode 100644
index 0000000..8ae84dd
--- /dev/null
+++ b/release-please-config.json
@@ -0,0 +1,11 @@
+{
+  "packages": {
+    ".": {
+      "release-type": "python",
+      "package-name": "python-project-template",
+      "version-file": "pyproject.toml"
+    }
+  },
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json"
+}
+
diff --git a/src/dummy.py b/src/dummy.py
index ce6a7fd..5ecc81a 100644
--- a/src/dummy.py
+++ b/src/dummy.py
@@ -8,7 +8,17 @@
 
 
 def fibonacci(num: int) -> int:
-    """Return fibonacci number."""
+    """Calculate the nth Fibonacci number.
+
+    Args:
+        num: The position in the Fibonacci sequence (must be non-negative).
+
+    Returns:
+        The nth Fibonacci number.
+
+    Raises:
+        AssertionError: If num is negative.
+    """
     assert num >= 0
     prev, curr = 0, 1
     for _ in range(num):
diff --git a/tests/utest/test_dummy.py b/tests/test_dummy.py
similarity index 72%
rename from tests/utest/test_dummy.py
rename to tests/test_dummy.py
index ef12c1f..b38da52 100644
--- a/tests/utest/test_dummy.py
+++ b/tests/test_dummy.py
@@ -6,7 +6,12 @@
 
 
 def test_fibonacci() -> None:
-    """Test fibonacci numbers."""
+    """Test fibonacci function with various inputs.
+
+    Tests include:
+    - Negative input validation (should raise AssertionError)
+    - Fibonacci sequence values from 0 to 9
+    """
     with pytest.raises(AssertionError):
         fibonacci(-1)
     assert fibonacci(0) == 0