adds ci workflow

.github/workflows/ci.yml

@@ -0,0 +1,55 @@
+name: LOBSTER CI
+
+on:
+  push:
+    branches: ["main"]
+  pull_request:
+    branches: ["main"]
+
+permissions:
+  contents: read
+
+jobs:
+
+  lint:
+    name: PyLint
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python 3.9
+        uses: actions/setup-python@v4
+        with:
+          python-version: "3.9"
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install pylint pycodestyle
+      - name: Style check
+        run: |
+          make style
+      - name: Lint
+        run: |
+          make lint -o style
+
+  test:
+    name: Test
+    strategy:
+      matrix:
+        py-version: ["3.8", "3.9", "3.10", "3.11"]
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v4
+      - name: Set up Python ${{ matrix.py-version }}
+        uses: actions/setup-python@v3
+        with:
+          python-version: ${{ matrix.py-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          python -m pip install -r requirements.txt
+      - name: Executing system tests
+        run: |
+          make system-tests
+      - name: Executing unit tests
+        run: |
+          make unit-tests

requirements.txt

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+trlc>=1.2.2
+requests>=2.31.0
+libcst>=1.2.0