From a6b429e02856bab2685fad16e4541bbc8b24edfc Mon Sep 17 00:00:00 2001
From: Alexis Sgarbossa <alexis@sgarbossa.com.ar>
Date: Tue, 28 Apr 2026 14:00:34 -0300
Subject: [PATCH] Add CI workflow and MIT license

- GitHub Action runs ruff, black --check, and pytest on PRs/pushes
- Tests against Python 3.11, 3.12, 3.13
- Add MIT license for permissive open-source use
---
 .github/workflows/ci.yml | 52 ++++++++++++++++++++++++++++++++++++++++
 LICENSE                  | 21 ++++++++++++++++
 2 files changed, 73 insertions(+)
 create mode 100644 .github/workflows/ci.yml
 create mode 100644 LICENSE

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..16d8f13
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,52 @@
+name: CI
+
+on:
+  push:
+    branches: [master, dev]
+  pull_request:
+    branches: [master, dev]
+
+jobs:
+  lint:
+    name: Ruff
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+
+      - name: Run Ruff linter
+        run: uv run ruff check brain/ tests/
+
+  format:
+    name: Black
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+
+      - name: Check Black formatting
+        run: uv run black --check brain/ tests/
+
+  test:
+    name: Tests
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.11", "3.12", "3.13"]
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install uv
+        uses: astral-sh/setup-uv@v5
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Run tests
+        run: uv run pytest tests/ -v
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..064dd89
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2026 Brain Contributors
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.