Complete LBRY Downloader implementation v1.0.0

Features:
- Incremental sync with version tracking (sd_hash)
- Per-channel download paths
- Download limit (default: 10 most recent per channel)
- Interactive setup script with user prompts
- Uninstall script for clean removal
- Comprehensive test suite (42 tests)
- Full documentation suite

Files:
- 9 Python core modules (main, models, utils, config, client, state, planner, downloader, init)
- 3 Setup scripts (setup.py, uninstall.py, install.sh)
- 5 Test files (42 tests, all passing)
- 9 Documentation files
- 4 Build/config files

Total: 31 files, ~4,500 lines

pyproject.toml

@@ -0,0 +1,58 @@
+[build-system]
+requires = ["setuptools>=45", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "lbry-downloader"
+version = "1.0.0"
+description = "Incremental sync tool for LBRY/Odysee channels"
+readme = "README.md"
+license = {text = "MIT"}
+requires-python = ">=3.8"
+authors = [
+    {name = "LBRY Downloader Contributors"}
+]
+keywords = ["lbry", "odysee", "download", "sync", "archive"]
+classifiers = [
+    "Development Status :: 4 - Beta",
+    "Intended Audience :: End Users/Desktop",
+    "License :: OSI Approved :: MIT License",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.8",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3.12",
+    "Topic :: Internet :: File Transfer Protocol (FTP)",
+    "Topic :: System :: Archiving",
+]
+dependencies = [
+    "PyYAML>=6.0",
+    "requests>=2.31.0",
+]
+
+[project.optional-dependencies]
+dev = [
+    "pytest>=7.0.0",
+    "pytest-cov",
+]
+
+[project.scripts]
+lbry-downloader = "main:main"
+
+[project.urls]
+Homepage = "https://github.com/yourusername/LBRY-Downloader"
+Repository = "https://github.com/yourusername/LBRY-Downloader"
+Issues = "https://github.com/yourusername/LBRY-Downloader/issues"
+
+[tool.setuptools]
+py-modules = [
+    "main",
+    "models",
+    "utils",
+    "config_loader",
+    "lbry_client",
+    "state_db",
+    "planner",
+    "downloader",
+]