Create Dockerfile

Dockerfile

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+# Official Selenium standalone with Chrome + Firefox and noVNC
+FROM selenium/standalone-docker:latest
+
+# Set timezone for consistency
+ENV TZ=UTC
+
+# Grid & Node config
+ENV SE_EVENT_BUS_HOST=localhost
+ENV SE_EVENT_BUS_PUBLISH_PORT=4442
+ENV SE_EVENT_BUS_SUBSCRIBE_PORT=4443
+ENV SE_NODE_MAX_SESSIONS=5
+ENV SE_NODE_SESSION_TIMEOUT=300
+
+# Enable noVNC for direct browser control
+ENV SE_VNC_NO_PASSWORD=1
+ENV SE_SCREEN_WIDTH=1920
+ENV SE_SCREEN_HEIGHT=1080
+ENV SE_SCREEN_DEPTH=24
+
+# Expose WebDriver and VNC/noVNC ports
+EXPOSE 4444 7900 5900
+
+# Default CMD runs Selenium Grid (hub + nodes + VNC)
+CMD ["selenium-standalone"]