From feb49a459434cf9be2abc6acfbb8ba16adfc53ca Mon Sep 17 00:00:00 2001
From: ValueOn AG <p.motsch@valueon.ch>
Date: Mon, 16 Feb 2026 22:10:43 +0100
Subject: [PATCH] feat: add Xvfb for headful browser mode (Teams blocks
 headless)

Co-authored-by: Cursor <cursoragent@cursor.com>
---
 Dockerfile         | 10 +++++++---
 docker-compose.yml |  3 ++-
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 403b7f4..a242d35 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,6 +21,9 @@ FROM mcr.microsoft.com/playwright:v1.50.0-jammy
 
 WORKDIR /app
 
+# Install Xvfb for headful browser mode (Teams blocks headless browsers)
+RUN apt-get update && apt-get install -y xvfb && rm -rf /var/lib/apt/lists/*
+
 # Copy built files and dependencies
 COPY --from=builder /app/dist ./dist
 COPY --from=builder /app/node_modules ./node_modules
@@ -31,7 +34,8 @@ RUN mkdir -p output/logs output/screenshots
 
 # Set environment
 ENV NODE_ENV=production
-ENV BOT_HEADLESS=true
+ENV BOT_HEADLESS=false
+ENV DISPLAY=:99
 
 # Expose port
 EXPOSE 4100
@@ -40,5 +44,5 @@ EXPOSE 4100
 HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
   CMD curl -f http://localhost:4100/health || exit 1
 
-# Run
-CMD ["node", "dist/index.js"]
+# Start Xvfb in background, then run the bot
+CMD Xvfb :99 -screen 0 1280x720x24 -nolisten tcp & node dist/index.js
diff --git a/docker-compose.yml b/docker-compose.yml
index d6dbc37..84d8f22 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -10,7 +10,8 @@ services:
       - PORT=4100
       - GATEWAY_WS_URL=${GATEWAY_WS_URL:-wss://gateway-int.poweron-center.net/api/teamsbot/ws}
       - BOT_NAME=${BOT_NAME:-PowerOn AI}
-      - BOT_HEADLESS=true
+      - BOT_HEADLESS=false
+      - DISPLAY=:99
       - LOG_LEVEL=info
       - SCREENSHOT_ON_ERROR=true
     volumes: