Update README & fetch zip from export release

Author: foosel

.github/ISSUE_TEMPLATE/bug_report.yml

@@ -20,6 +20,7 @@ body:
         - 01-update-octoprint
         - 02-update-boot
         - 03-update-libcamera-apps
+        - 10-install-camera-streamer
         - 80-install-user-fix
         - 81-fix-octopi-txt
         - 99-write-build

README.md

@@ -12,8 +12,9 @@ A bunch of simple update scripts are run via [CustoPiZer](https://github.com/Oct
   * `01-update-octoprint`: Updates OctoPrint to the latest version
   * `02-update-boot`: Updates bootloader and kernel to the latest version
   * `03-update-libcamera-apps`: Updates the the libcamera apps to the latest version
+  * `10-install-camera-streamer`: Installs the new [camera-streamer](https://github.com/ayufan/camera-streamer) based webcam stack, replacing mjpg-streamer and webcamd. The new stack supports libcamera based cameras like the RPi Cam v3 and newer Arducams, and is also more performant. See [the FAQ](https://faq.octoprint.org/camera-streamer-config) for more details.
   * `80-install-user-fix`: Installs a compatibility layer to support renaming the `pi` user, if needed.
-  * `99-write-build`: Writes the build tag to `/etc/octopiuptodate-build`
+  * `99-write-build`: Writes the build tag to `/etc/octopiuptodate-build`.
 
 ## How do I run this?
 

scripts/10-install-camera-streamer

@@ -10,7 +10,8 @@ install_cleanup_trap
 apt-get install --yes libavformat-dev libavutil-dev libavcodec-dev libcamera-dev liblivemedia-dev v4l-utils pkg-config xxd build-essential cmake libssl-dev
 
 # install camera-streamer
-cp /files/camera-streamer/camera-streamer.zip /tmp/camera-streamer.zip
+[ -e /files/camera-streamer/camera-streamer.zip ] && cp /files/camera-streamer/camera-streamer.zip /tmp/camera-streamer.zip \
+  || curl -L -o /tmp/camera-streamer.zip "https://github.com/OctoPrint/camera-streamer/releases/download/20230221174840/camera-streamer.zip"
 unzip /tmp/camera-streamer.zip -d /tmp/camera-streamer
 rm /tmp/camera-streamer.zip