feat: add .dockerignore (#423)

Author: e06084

.dockerignore

@@ -0,0 +1,40 @@
+.git
+.DS_Store
+
+__pycache__/
+**/__pycache__/
+.pytest_cache/
+.mypy_cache/
+.ruff_cache/
+.coverage
+htmlcov/
+
+.venv/
+venv/
+env/
+*.egg-info/
+build/
+dist/
+
+outputs/
+output/
+*.log
+
+# Also match when this repository is nested under a parent Docker context.
+dingo/.git
+dingo/.DS_Store
+dingo/**/__pycache__/
+dingo/.pytest_cache/
+dingo/.mypy_cache/
+dingo/.ruff_cache/
+dingo/.coverage
+dingo/htmlcov/
+dingo/.venv/
+dingo/venv/
+dingo/env/
+dingo/*.egg-info/
+dingo/build/
+dingo/dist/
+dingo/outputs/
+dingo/output/
+dingo/*.log