chore: add lots of metadata to pyproject.toml

Even though the remote repository does not exist yet.

pyproject.toml

@@ -0,0 +1,48 @@
+[project]
+license = "GPL-3.0-or-later"
+name = "teilchensammler-cli"
+version = "0.1.0"
+description = "Build up and maintain an inventory of electronics parts and tools."
+readme = "README.md"
+authors = [{ name = "bronsen", email = "kontakt+teilchensammler@nrrd.de" }]
+requires-python = ">=3.12"
+dependencies = ["textual>=6.7.1", "textual-dev>=1.8.0"]
+keywords = [
+  "parts",
+  "components",
+  "electronics",
+  "inventory",
+  "textual",
+  "cli",
+  "tui",
+]
+classifiers = [
+  "Private :: Do No Upload",
+  "Development Status :: 3 - Alpha",
+  "Environment :: Console",
+  "Intended Audience :: End Users/Desktop",
+  "License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)",
+  "Programming Language :: Python :: 3 :: Only",
+  "Topic :: Utilities",
+]
+
+[project.urls]
+Homepage = "https://nrrd.de/t/teilchensammler/"
+Repository = "https://code.c-base.org/infuanfu/teilchensammler-cli/"
+Issues = "https://code.c-base.org/infuanfu/teilchensammler-cli/issues"
+Changelog = "https://code.c-base.org/infuanfu/teilchensammler-cli/src/branch/main/CHANGELOG.md"
+Releasenotes = "https://code.c-base.org/infuanfu/teilchensammler-cli/src/branch/main/RELEASES.md"
+
+[project.scripts]
+teilchensammler-cli = "teilchensammler_cli:main"
+
+[build-system]
+requires = ["uv_build>=0.9.14,<0.10.0"]
+build-backend = "uv_build"
+
+[dependency-groups]
+dev = [
+  "pytest>=9.0.1",
+  "pytest-asyncio>=1.3.0",
+  "pytest-textual-snapshot>=1.0.0",
+]