build: replace flake8 and black with ruff

.github/workflows/ruff.yml

@@ -0,0 +1,29 @@
+name: Linting and formatting validation using ruff
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    timeout-minutes: 5
+    strategy:
+      matrix:
+        python-version: ["3.13"]
+
+    steps:
+      - uses: actions/checkout@v5
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          pip install -U pip
+          pip install -r requirements.txt
+      - name: Lint and check formatting with ruff
+        run: |
+          ruff check .
+          ruff format --check .

README.md

@@ -60,11 +60,11 @@ Start talking to the bot! Start a new DM or thread and click the feedback button
 
 #### Linting
 ```zsh
-# Run flake8 from root directory for linting
-flake8 *.py && flake8 listeners/
+# Run ruff check from root directory for linting
+ruff check
 
-# Run black from root directory for code formatting
-black .
+# Run ruff format from root directory for code formatting
+ruff format
 ```
 
 ## Project Structure

ai/llm_caller.py

@@ -21,5 +21,7 @@ def call_llm(
     openai_client = openai.OpenAI(api_key=os.getenv("OPENAI_API_KEY"))
     messages = [{"role": "system", "content": system_content}]
     messages.extend(messages_in_thread)
-    response = openai_client.responses.create(model="gpt-4o-mini", input=messages, stream=True)
+    response = openai_client.responses.create(
+        model="gpt-4o-mini", input=messages, stream=True
+    )
     return response

listeners/views/feedback_block.py

@@ -1,6 +1,11 @@
 from typing import List
 
-from slack_sdk.models.blocks import Block, ContextActionsBlock, FeedbackButtonObject, FeedbackButtonsElement
+from slack_sdk.models.blocks import (
+    Block,
+    ContextActionsBlock,
+    FeedbackButtonObject,
+    FeedbackButtonsElement,
+)
 
 
 def create_feedback_block() -> List[Block]:

pyproject.toml

@@ -1,5 +1,6 @@
-[tool.black]
-line-length = 125
+[tool.ruff]
+[tool.ruff.lint]
+[tool.ruff.format]
 
 [tool.pytest.ini_options]
 testpaths = ["tests"]

requirements.txt

@@ -5,6 +5,5 @@ slack-bolt==1.26.0
 openai
 
 pytest
-flake8
-black
+ruff==0.14.0
 python-dotenv==1.1.1