Add window rules for Picture-in-Picture and Minecraft in Niri configuration

modules/desktop/niri/default.nix

@@ -26,6 +26,29 @@ let
           open-floating = true;
           open-focused = false;
         }
+        {
+          matches = [
+            { title = "^(Picture-in-Picture|Picture in picture)$"; }
+          ];
+          open-floating = true;
+          open-focused = false;
+          default-column-width = { fixed = 640; };
+          default-window-height = { fixed = 360; };
+          default-floating-position = _: {
+            props = {
+              x = 32;
+              y = 32;
+              relative-to = "bottom-right";
+            };
+          };
+        }
+        {
+          matches = [
+            { app-id = "^Minecraft\\*"; }
+            { app-id = "^Minecraft$"; }
+          ];
+          tiled-state = true;
+        }
       ];
 #TODO[epic=Binds] Go over binds again
       binds = {