waydock v0.1: panel, pins, fönstergrupper, menyer, settings-GUI, live-config

M0–M5 ur doc/plan.md: layer-shell-dock per skärm med transparent
#222222-ö, pins + körande appar (gruppering, badges, indikatorer),
klick/skroll/mittklick, konfigurerbar högerklicksmeny, tomyta-meny,
settings-GUI som redigerar JSON-configen live, filewatcher,
Wayfire-IPC-stubbar (scale, flytta-till-skärm), CI + release-flöde.

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>

Cargo.toml

@@ -0,0 +1,25 @@
+[package]
+name = "waydock"
+version = "0.1.0"
+edition = "2021"
+description = "Modern, resurssnål dock för Wayfire — transparent, JSON-konfigurerad, per-skärm"
+license = "MIT"
+
+[dependencies]
+gtk4 = { version = "0.9", features = ["v4_12"] }
+gtk4-layer-shell = "0.5"
+wayland-client = "0.31"
+wayland-protocols-wlr = { version = "0.3", features = ["client"] }
+serde = { version = "1", features = ["derive"] }
+serde_json = "1"
+notify = "8"
+async-channel = "2"
+log = "0.4"
+simplelog = "0.12"
+
+[profile.release]
+lto = "thin"
+opt-level = 3
+strip = true
+codegen-units = 1
+panic = "abort"