feat: reserve classroom shell and restore dock interaction

scripts/classroom-browser

@@ -1,11 +1,44 @@
 #!/bin/bash
+set -e
 
-if pgrep -x chrome >/dev/null || pgrep -x google-chrome >/dev/null; then
-    swaymsg '[app_id="google-chrome"] focus' >/dev/null 2>&1 || true
+APP_ID='google-chrome'
+HIDDEN_WS='__ekklesia_hidden'
+
+if ! pgrep -x chrome >/dev/null 2>&1 &&
+   ! pgrep -x google-chrome >/dev/null 2>&1; then
+    exec google-chrome \
+        --ozone-platform=wayland \
+        --start-maximized \
+        https://app.wonderink.org/
+fi
+
+focused_app="$(
+    swaymsg -t get_tree -r |
+    python3 -c '
+import json, sys
+
+tree = json.load(sys.stdin)
+
+def find_focused(node):
+    if node.get("focused"):
+        return node
+    for child in node.get("nodes", []) + node.get("floating_nodes", []):
+        result = find_focused(child)
+        if result:
+            return result
+    return None
+
+node = find_focused(tree)
+print((node or {}).get("app_id") or "")
+'
+)"
+
+if [ "$focused_app" = "$APP_ID" ]; then
+    swaymsg '[app_id="google-chrome"] move container to workspace __ekklesia_hidden' >/dev/null
     exit 0
 fi
 
-exec google-chrome \
-    --ozone-platform=wayland \
-    --start-maximized \
-    https://app.wonderink.org/
+swaymsg '[app_id="google-chrome"] move container to workspace current' >/dev/null 2>&1 || true
+swaymsg '[app_id="google-chrome"] focus' >/dev/null 2>&1 || true
+swaymsg '[app_id="google-chrome"] fullscreen disable' >/dev/null 2>&1 || true
+swaymsg '[app_id="google-chrome"] floating disable' >/dev/null 2>&1 || true