Initial commit

Add basic Markdown editor. Encryption and advanced features not-yet-done.

Author: python-processing-unit

.gitignore

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+.venv/
+__pycache__/
+*.py[cod]
+.pytest_cache/
+.ruff_cache/
+.ty_cache/
+*.egg-info/
+dist/
+build/
+.python-version

README.md

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+# Morgul
+
+Minimal Windows 11 Notepad-style **Markdown** editor (dark UI).
+
+## Features
+
+- Tabbed editing (new / open / close, dirty stars)
+- Markdown syntax highlighting
+- Live HTML preview pane (`Ctrl+Shift+P`)
+- Find & Replace (`Ctrl+F` / `Ctrl+H`): match case, whole word, regex, in selection, in highlighted zones only
+- Open / save UTF-8 Markdown files
+
+## Requirements
+
+- Python 3.10+
+- [uv](https://docs.astral.sh/uv/)
+
+## Setup
+
+```bash
+uv sync
+```
+
+## Run
+
+```bash
+uv run morgul
+```
+
+## Develop
+
+```bash
+uv run ruff check .
+uv run ruff format .
+uv run ty check
+uv run pytest
+```
+
+## License
+
+**Unlicense** (public domain). Runtime GUI toolkit is **PySide6-Essentials** (LGPL-3.0). Markdown parsing is **markdown-it-py** (MIT). No GPL/AGPL-only dependencies.

UNLICENSE

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+This is free and unencumbered software released into the public domain.
+
+Anyone is free to copy, modify, publish, use, compile, sell, or
+distribute this software, either in source code form or as a compiled
+binary, for any purpose, commercial or non-commercial, and by any
+means.
+
+In jurisdictions that recognize copyright laws, the author or authors
+of this software dedicate any and all copyright interest in the
+software to the public domain. We make this dedication for the benefit
+of the public at large and to the detriment of our heirs and
+successors. We intend this dedication to be an overt act of
+relinquishment in perpetuity of all present and future rights to this
+software under copyright law.
+
+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 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.
+
+For more information, please refer to <https://unlicense.org>

pyproject.toml

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+[project]
+name = "morgul"
+version = "0.1.0"
+description = "Minimal Windows 11 Notepad-style Markdown editor"
+readme = "README.md"
+# App is Unlicense. Runtime deps stay permissive (no GPL/AGPL-only).
+license = "Unlicense"
+authors = [
+    { name = "python-processing-unit", email = "darthmalware@orderofsithlords.onmicrosoft.com" },
+]
+# Floor: markdown-it-py 4 / pytest 9 / modern PySide6 all need 3.10+.
+requires-python = ">=3.10"
+dependencies = [
+    # CommonMark → HTML for the preview pane (MIT).
+    # 4.0.0 is the first 4.x line; requires-python >=3.10 (matches us).
+    "markdown-it-py>=4.0.0",
+    # GFM task lists for markdown-it-py (MIT). 0.4.0 still on py>=3.8.
+    "mdit-py-plugins>=0.4.0",
+    # Qt widgets only — skip PySide6_Addons. LGPL-3.0 OR GPL (we use LGPL terms).
+    # 6.6.0: stable Essentials split; 6.9+ needed if you run on 3.13 (resolver picks it).
+    "PySide6-Essentials>=6.6.0",
+    # typing.override back-port (stdlib only since 3.12). 4.4.0 first shipped it.
+    "typing-extensions>=4.4.0",
+]
+
+[project.scripts]
+morgul = "morgul.app:run"
+
+[build-system]
+requires = ["uv_build>=0.12.0,<0.13.0"]
+build-backend = "uv_build"
+
+[dependency-groups]
+dev = [
+    # 8.0.0: first pytest 8; requires-python was >=3.8 (fine on 3.10+).
+    "pytest>=8.0.0",
+    # 0.9.0: modern lint config (preview, stable ALL set). requires-python >=3.7.
+    "ruff>=0.9.0",
+    # 0.0.50: rules table + `all = "error"` are dependable. requires-python >=3.8.
+    "ty>=0.0.50",
+]
+
+[tool.uv]
+default-groups = ["dev"]
+
+# --- ruff: strictest practical ---
+[tool.ruff]
+target-version = "py310"
+line-length = 88
+preview = true
+src = ["src", "tests"]
+
+[tool.ruff.lint]
+select = ["ALL"]
+ignore = [
+    # Formatter wars — ruff format owns these.
+    "missing-trailing-comma",
+    "single-line-implicit-string-concatenation",
+    # Docstring style pairs that conflict with each other.
+    "incorrect-blank-line-before-class",
+    "multi-line-summary-second-line",
+    # Unlicense / public domain — no copyright headers.
+    "missing-copyright-notice",
+]
+
+[tool.ruff.lint.per-file-ignores]
+# Tests may be a little looser (asserts, magic values, no main-guard demos).
+"tests/**" = [
+    "assert",
+    "magic-value-comparison",
+    "D",
+    "ANN",
+    "implicit-namespace-package",
+]
+
+[tool.ruff.lint.pydocstyle]
+convention = "google"
+
+[tool.ruff.format]
+quote-style = "double"
+indent-style = "space"
+line-ending = "lf"
+
+# --- ty: every rule is an error ---
+[tool.ty.environment]
+python-version = "3.10"
+
+[tool.ty.rules]
+all = "error"
+
+[tool.pytest.ini_options]
+testpaths = ["tests"]
+pythonpath = ["src"]
+addopts = "-q"

src/morgul/__init__.py

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+"""Morgul — a tiny Win11-Notepad-flavoured Markdown editor.
+
+Run with: ``uv run morgul`` or ``python -m morgul``.
+"""
+
+from __future__ import annotations
+
+__all__ = ["__version__"]
+
+__version__ = "0.1.0"

src/morgul/__main__.py

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+"""``python -m morgul`` entry."""
+
+from morgul.app import run
+
+if __name__ == "__main__":
+    run()