Add nightly build of the webv2 branch

build/release/docker-webv2.sh

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+# Docker build
+# Must authenticate first: https://docs.github.com/en/packages/using-github-packages-with-your-projects-ecosystem/configuring-docker-for-use-with-github-packages#authenticating-to-github-packages
+DOCKER_IMAGE="owncast"
+DATE=$(date +"%Y%m%d")
+TAG="webv2"
+VERSION="${DATE}-${TAG}"
+echo "Building Docker image ${DOCKER_IMAGE}..."
+
+# Change to the root directory of the repository
+cd $(git rev-parse --show-toplevel)
+git checkout webv2
+
+earthly --ci --push +docker-all --image="ghcr.io/owncast/${DOCKER_IMAGE}" --tag=${TAG} --version="${VERSION}"