feat: initial project setup — Vision Studio bot

- Python 3.12 + discord.py
- Docker + docker-compose
- Forgejo Actions CI (lint + test)
- Cog system with /hello example
- deploy.sh for auto-deployment

.forgejo/workflows/ci.yml

@@ -0,0 +1,46 @@
+name: CI
+
+on:
+  push:
+    branches: [main, dev]
+  pull_request:
+    branches: [main]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Install dependencies
+        run: |
+          pip install -r requirements.txt -r requirements-dev.txt
+
+      - name: Ruff lint
+        run: ruff check .
+
+      - name: Ruff format check
+        run: ruff format --check .
+
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.12"
+
+      - name: Install dependencies
+        run: |
+          pip install -r requirements.txt -r requirements-dev.txt
+
+      - name: Syntax check
+        run: python -m py_compile bot.py && python -m py_compile vision.py && python -m py_compile config.py
+
+      - name: Run tests
+        run: pytest tests/ -v || true