build: migrate from make to just

README.md

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+# cosmic-comp
+Compositor for the COSMIC desktop environment
+
+## Development
+
+This project uses [just](https://github.com/casey/just) as a command runner.
+
+### Available Commands
+
+#### Building
+- `just build-debug` - Compile with debug profile
+- `just build-release` - Compile with release profile (default)
+- `just build-vendored` - Compile release profile with vendored dependencies
+    - Requires vendoring first, which can be done with `just vendor`
+
+#### Code Quality
+- `just check` - Run clippy linter with pedantic warnings
+
+#### Installation
+- `just install` - Install binary and configuration files
+- `just install-bare-session` - Install with bare session files (wayland session, systemd units)
+- `just uninstall` - Remove installed files
+- `just uninstall-bare-session` - Remove installed files including bare session files
+
+#### Cleanup
+- `just clean` - Run `cargo clean`
+- `just clean-dist` - Run `cargo clean` and remove vendored dependencies
+
+#### Vendoring
+- `just vendor` - Vendor dependencies locally and create vendor.tar
+- `just vendor-extract` - Extract vendored dependencies from vendor.tar