feat: initial Moongreet greeter implementation

greetd-Greeter für Wayland mit Python + GTK4 + gtk4-layer-shell. Enthält IPC-Protokoll, User/Session-Erkennung, Power-Actions, komplettes UI-Layout und 36 Tests (Unit + Integration).
2026-03-26 09:47:19 +01:00
commit 87c2e7d9c8
21 changed files with 1610 additions and 0 deletions
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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 120 120" width="96" height="96">
+  <!-- Default user avatar: silhouette circle -->
+  <circle cx="60" cy="60" r="60" fill="#3a3a5c"/>
+  <circle cx="60" cy="45" r="20" fill="#6c6c8a"/>
+  <ellipse cx="60" cy="95" rx="35" ry="25" fill="#6c6c8a"/>
+</svg>