feat: Add Markdown View Plugin with React and Chakra UI

- Implemented main application structure with App and View components.
- Integrated React Markdown for rendering Markdown content.
- Added API function to fetch Markdown content from the backend.
- Created a custom Chakra UI theme to align with Airflow's design.
- Configured Vite for building the application with appropriate asset paths.
- Included a sample Markdown file for initial content display.
- Set up TypeScript configuration for better development experience.

markdown_view_plugin/pyproject.toml

@@ -0,0 +1,105 @@
+[project]
+name = "airflow-markdown-view-plugin"
+version = "0.1.0"
+description = "Airflow UI plugin to render Markdown content using FastAPI and React."
+readme = "README.md"
+requires-python = ">=3.9"
+authors = [
+    {name = "Abhishek Bhakat", email = "abhishek.bhakat@hotmail.com"}
+]
+dependencies = [
+    "apache-airflow>=3.0.0", # Adjust as per your Airflow version compatibility
+    "fastapi>=0.100.0",      # Specify a version range as needed
+    "anyio>=3.0.0",          # Specify a version range as needed
+    "importlib-resources>=5.0.0" # For static file access in Python <3.9, stdlib in >=3.9
+]
+classifiers = [
+    "Development Status :: 3 - Alpha",
+    "Environment :: Plugins",
+    "Framework :: Apache Airflow",
+    "Intended Audience :: Developers",
+    "License :: OSI Approved :: MIT License",
+    "Operating System :: OS Independent",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Topic :: System :: Monitoring"
+]
+license = {text = "MIT"} # Updated to new license expression
+# license-files = ["LICEN[CS]E*"] # Optional: if you add a LICENSE file
+
+# Hatch-specific way to specify top-level Python modules
+py-modules = ["markdown_view_plugin"]
+
+[project.urls]
+GitHub = "https://github.com/abhishekbhakat/airflow-markdown-view-plugin"  # Replace with actual URL if it exists
+Issues = "https://github.com/abhishekbhakat/airflow-markdown-view-plugin/issues" # Replace with actual URL
+
+[project.entry-points."airflow.plugins"]
+markdown_view_plugin = "markdown_view_plugin:MarkdownViewPlugin"
+
+[project.optional-dependencies]
+dev = [
+    "build>=1.2.2",
+    "pre-commit>=4.0.1",
+    "ruff>=0.9.2"
+]
+
+
+[build-system]
+requires = ["hatchling>=1.24"]
+build-backend = "hatchling.build"
+
+[tool.hatch.build.hooks.custom]
+path = "hatch_build.py"
+
+[tool.hatch.build.targets.wheel]
+# Ensure data files are included in the wheel at the root.
+# markdown_view_plugin.py will be handled by `project.py-modules`.
+# These paths are relative to the pyproject.toml file.
+include = [
+    "view.md",
+    "README.md",
+    "ui/dist"  # This tells Hatch to include the ui/dist directory and its contents
+]
+
+[tool.ruff]
+line-length = 200
+indent-width = 4
+fix = true
+preview = true
+
+lint.select = [
+    "E",  # pycodestyle errors
+    "F",  # pyflakes
+    "I",  # isort
+    "W",  # pycodestyle warnings
+    "C90",  # Complexity
+    "C",  # flake8-comprehensions
+    "ISC",  # flake8-implicit-str-concat
+    "T10",  # flake8-debugger
+    "A",  # flake8-builtins
+    "UP",  # pyupgrade
+]
+
+lint.ignore = [
+    "C416",  # Unnecessary list comprehension - rewrite as a generator expression
+    "C408",  # Unnecessary `dict` call - rewrite as a literal
+    "ISC001",  # Single line implicit string concatenation
+    "C901"
+]
+
+lint.fixable = ["ALL"]
+lint.unfixable = []
+
+[tool.ruff.format]
+quote-style = "double"
+indent-style = "space"
+skip-magic-trailing-comma = false
+
+[tool.ruff.lint.isort]
+combine-as-imports = true
+
+[tool.ruff.lint.mccabe]
+max-complexity = 12