Add example Docker Compose configurations for Neko (#684)

* Add example Docker Compose configurations for Neko

- Introduced a simple browser example using Firefox in Docker with optional persistent profile configuration.
- Added a TURN server example using Coturn alongside Neko for WebRTC support.
- Updated installation documentation to include new examples and improved organization.
- Enhanced Docusaurus configuration to support dynamic code imports for example files.
- Updated package dependencies to include remark-code-import for better documentation handling.

* feat: rename GPU-accelerated browser examples for Intel and Nvidia.

* feat: update GPU browser examples and add OAuth configuration example

* feat: add Raspberry Pi GPU browser example and update documentation links

* feat: update GPU browser examples section for clarity and organization

examples/simple-browser/docker-compose.yaml

@@ -0,0 +1,39 @@
+# Neko - Simple Browser Example
+#
+# Runs Firefox in Neko. Firefox is the default, most tested image, but Neko
+# supports many other browsers and applications - see the full list here:
+# https://neko.m1k1o.net/docs/v3/installation/docker-images#apps
+#
+# Other browser images you can swap in below:
+#   ghcr.io/m1k1o/neko/chromium
+#   ghcr.io/m1k1o/neko/google-chrome
+#   ghcr.io/m1k1o/neko/brave
+#   ghcr.io/m1k1o/neko/vivaldi
+#   ghcr.io/m1k1o/neko/microsoft-edge
+#   ghcr.io/m1k1o/neko/tor-browser
+#   ghcr.io/m1k1o/neko/waterfox
+services:
+  neko:
+    image: "ghcr.io/m1k1o/neko/firefox:latest"
+    restart: "unless-stopped"
+    shm_size: "2gb"
+    ports:
+      - "8080:8080"
+      - "52000-52100:52000-52100/udp"
+    # volumes:
+      # Persist Firefox settings, bookmarks, extensions and history across
+      # container restarts by mounting the profile directory.
+      # See: https://neko.m1k1o.net/docs/v3/customization/browsers#persistent-profile
+      # - "./profile:/home/neko/.mozilla/firefox/profile.default"
+
+      # Or mount your own pre-configured Firefox profile instead of an empty one.
+      # See: https://neko.m1k1o.net/docs/v3/customization/browsers#persistent-profile
+      # - "./my-custom-profile:/home/neko/.mozilla/firefox/profile.default"
+    environment:
+      NEKO_DESKTOP_SCREEN: '1920x1080@30'
+      NEKO_MEMBER_MULTIUSER_USER_PASSWORD: neko
+      NEKO_MEMBER_MULTIUSER_ADMIN_PASSWORD: admin
+      NEKO_WEBRTC_EPR: 52000-52100
+      NEKO_WEBRTC_ICELITE: 1
+      # See: https://neko.m1k1o.net/docs/v3/configuration/webrtc#nat1to1
+      # NEKO_WEBRTC_NAT1TO1: <your-IP>