Default some apps to fullscreen on crow

hosts/physical/crow/host-configs/niri/config.kdl

@@ -113,6 +113,22 @@ window-rule {
     clip-to-geometry true
 }
 
+// Open these apps fullscreen
+window-rule {
+    match app-id = "brave-brower"
+    open-fullscreen true
+}
+
+window-rule {
+    match app-id = "vesktop"
+    open-fullscreen true
+}
+
+window-rule {
+    match app-id = "steam"
+    open-fullscreen true
+}
+
 binds {
     // Keys consist of modifiers separated by + signs, followed by an XKB key name
     // in the end. To find an XKB name for a particular key, you may use a program