Add OBS application

Add LICENSE
Add .gitignore
Remove deprecated experimental_http3 Caddy option

apps/obs/Dockerfile

@@ -0,0 +1 @@
+Dockerfile.sway

apps/obs/Dockerfile.cage

@@ -0,0 +1,10 @@
+FROM cagevnc:latest
+
+RUN pacman -Syu --noconfirm obs-studio \
+ && yes y | pacman -Scc \
+ && rm -rf /usr/share/man/* /usr/share/doc/* \
+    /var/cache/pacman/pkg/* /var/lib/pacman/sync/* \
+    /tmp/*
+
+ENV PAGE_TITLE="OBS Studio" \
+    APP=obs

apps/obs/Dockerfile.sway

@@ -0,0 +1,10 @@
+FROM swayvnc:latest
+
+RUN pacman -Syu --noconfirm obs-studio \
+ && yes y | pacman -Scc \
+ && rm -rf /usr/share/man/* /usr/share/doc/* \
+    /var/cache/pacman/pkg/* /var/lib/pacman/sync/* \
+    /tmp/*
+
+ENV PAGE_TITLE="OBS Studio" \
+    APP=obs

apps/obs/compose.yml

@@ -0,0 +1,30 @@
+---
+x-restart-policy: &restart_policy
+  restart: unless-stopped
+x-compose-defaults: &compose_defaults
+  <<: *restart_policy
+  networks:
+    desktop:
+
+services:
+  obs:
+    <<: *compose_defaults
+    build:
+      context: ./apps/obs
+      dockerfile: Dockerfile
+    image: obs-studio:latest
+    container_name: obs-studio
+    pull_policy: never
+    hostname: $HOSTNAME
+    links:
+      - guacd
+    volumes:
+      - ./user:/home/nobody
+    devices:
+      - /dev/dri:/dev/dri # for gpu acceleration
+    expose:
+      - 5900/tcp
+
+networks:
+  desktop:
+    external: true

apps/obs/entrypoint.sh

@@ -0,0 +1,11 @@
+#!/bin/sh
+
+runuser -u user -- sh -c "exec env WAYLAND_DISPLAY=wayland-0 XDG_RUNTIME_DIR=/run/user/10000 \
+          WLR_BACKENDS=headless \
+          WLR_NO_HARDWARE_CURSORS=1 \
+          WLR_DRM_DEVICES=/dev/dri/card0 \
+          /usr/bin/cage obs &"
+
+sleep 3s
+
+runuser -u user -- sh -c "exec env DISPLAY=:1 WAYLAND_DISPLAY=wayland-0 XDG_RUNTIME_DIR=/run/user/10000 /usr/bin/wayvnc -C /etc/wayvnc/config -g"