Story 5.2: Video Widget Width Customization

Implements configurable video widget widths for small and large dock layouts:
- Add widgetWidthSm and widgetWidthMd world settings (defaults: 83px, 150px)
- Add width dropdown selectors in Director's Board UI
- Apply width settings to participant avatars via CSS custom properties
- Update strip width/height calculations to use custom widths
- Add localization strings for widget width settings
- Add CSS styling for widget width dropdown controls
- Fix Handlebars template syntax for select element selected values

Generated by Mistral Vibe.
Co-Authored-By: Mistral Vibe <vibe@mistral.ai>

.playwright-mcp/page-2026-05-25T10-52-44-623Z.yml

@@ -0,0 +1 @@
+- generic [ref=e2]: "{ \"Browser\": \"Chrome/148.0.7778.178\", \"Protocol-Version\": \"1.3\", \"User-Agent\": \"Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36\", \"V8-Version\": \"14.8.178.22\", \"WebKit-Version\": \"537.36 (@d096af1c9e98c45c3596e59620622b1a049bfecb)\", \"webSocketDebuggerUrl\": \"ws://localhost:9222/devtools/browser/c7ce3164-b452-4257-b7a3-3d9ae5fddc91\" }"

.playwright-mcp/page-2026-05-25T10-52-59-464Z.yml

@@ -0,0 +1,12 @@
+- generic [active] [ref=e1]:
+  - banner [ref=e3]:
+    - heading "Critical Failure!" [level=1] [ref=e4]
+  - article [ref=e5]:
+    - heading "Foundry Virtual Tabletop" [level=2] [ref=e6]
+    - paragraph [ref=e8]: There is currently no active game session. Please wait for the host to configure the world and then refresh this page.
+    - link " Go Back" [ref=e10]:
+      - /url: /setup
+      - generic: 
+      - text: Go Back
+  - contentinfo [ref=e11]:
+    - paragraph [ref=e12]: Version 13 Build 351