update CLAUDE.md, README.md and justfile

README.md

@@ -2,7 +2,13 @@
 
 ## Description
 
-Simple server and GUI for LAN parties.
+Peer-to-peer game library sharing for LAN parties.
+
+- Peers let users browse and download games from each other
+- they discover each other on the local network via mDNS
+- they exchange library metadata over QUIC
+
+Ships as a Tauri desktop app.
 
 ## Development
 
@@ -15,33 +21,12 @@ cargo install tauri-cli
 # install Deno with a package manager or from https://deno.land/
 ```
 
-### Build
-
-#### Frontend
+### Build or Run
 
 ```bash
-# Development
-cargo tauri dev   # prefix with RUST_LOG=your_module=debug or similary for more verbose output
+# build
+just build
 
-# Production but for testing and without bundling
-cargo tauri build --no-bundle
-
-# Production
-cargo tauri build -- --profile release-lto # also bundles everything into a nice platform-specific installer
-
-# on wayland you probably need to set this env var
-WEBKIT_DISABLE_DMABUF_RENDERER=1
-
-# update frontend dependencies
-deno outdated --update --latest
-```
-
-#### Backend
-
-```bash
-# Development
-./server.sh [options...]   # prefix with RUST_LOG=your_module=debug or similary for more verbose output
-
-# Production
-cargo build --profile release-lto -p lanspread-server
+# run
+just run
 ```