diff --git a/.github/workflows/external_trigger.yml b/.github/workflows/external_trigger.yml
index 3e3b792..e2ba184 100644
--- a/.github/workflows/external_trigger.yml
+++ b/.github/workflows/external_trigger.yml
@@ -48,13 +48,30 @@ jobs:
             --header "Accept: application/vnd.oci.image.index.v1+json" \
             --header "Authorization: Bearer ${token}" \
             "https://ghcr.io/v2/${image}/manifests/${tag}")
-          multidigest=$(jq -r ".manifests[] | select(.platform.architecture == \"amd64\").digest?" <<< "${multidigest}")
-          digest=$(curl -s \
-            --header "Accept: application/vnd.docker.distribution.manifest.v2+json" \
-            --header "Accept: application/vnd.oci.image.manifest.v1+json" \
-            --header "Authorization: Bearer ${token}" \
-            "https://ghcr.io/v2/${image}/manifests/${multidigest}" \
-            | jq -r '.config.digest')
+          if jq -e '.layers // empty' <<< "${multidigest}" >/dev/null 2>&1; then
+            # If there's a layer element it's a single-arch manifest so just get that digest
+            digest=$(jq -r '.config.digest' <<< "${multidigest}")
+          else
+            # Otherwise it's multi-arch or has manifest annotations
+            if jq -e '.manifests[]?.annotations // empty' <<< "${multidigest}" >/dev/null 2>&1; then
+              # Check for manifest annotations and delete if found
+              multidigest=$(jq 'del(.manifests[] | select(.annotations))' <<< "${multidigest}")
+            fi
+            if [[ $(jq '.manifests | length' <<< "${multidigest}") -gt 1 ]]; then
+              # If there's still more than one digest, it's multi-arch
+              multidigest=$(jq -r ".manifests[] | select(.platform.architecture == \"amd64\").digest?" <<< "${multidigest}")
+            else
+              # Otherwise it's single arch
+              multidigest=$(jq -r ".manifests[].digest?" <<< "${multidigest}")
+            fi
+            if digest=$(curl -s \
+              --header "Accept: application/vnd.docker.distribution.manifest.v2+json" \
+              --header "Accept: application/vnd.oci.image.manifest.v1+json" \
+              --header "Authorization: Bearer ${token}" \
+              "https://ghcr.io/v2/${image}/manifests/${multidigest}"); then
+              digest=$(jq -r '.config.digest' <<< "${digest}");
+            fi
+          fi
           image_info=$(curl -sL \
             --header "Authorization: Bearer ${token}" \
             "https://ghcr.io/v2/${image}/blobs/${digest}")
@@ -92,7 +109,7 @@ jobs:
             else
               printf "\n## Trigger new build\n\n" >> $GITHUB_STEP_SUMMARY
               echo "New version \`${EXT_RELEASE}\` found; old version was \`${IMAGE_VERSION}\`. Triggering new build" >> $GITHUB_STEP_SUMMARY
-              if "${artifacts_found}" == "true" ]]; then
+              if [[ "${artifacts_found}" == "true" ]]; then
                 echo "All artifacts seem to be uploaded." >> $GITHUB_STEP_SUMMARY
               fi
               response=$(curl -iX POST \
diff --git a/.github/workflows/package_trigger_scheduler.yml b/.github/workflows/package_trigger_scheduler.yml
index 94c78e8..45270cf 100644
--- a/.github/workflows/package_trigger_scheduler.yml
+++ b/.github/workflows/package_trigger_scheduler.yml
@@ -27,9 +27,18 @@ jobs:
             fi
             printf "\n## Evaluating \`%s\`\n\n" ${br} >> $GITHUB_STEP_SUMMARY
             JENKINS_VARS=$(curl -sX GET https://raw.githubusercontent.com/linuxserver/docker-firefox/${br}/jenkins-vars.yml)
-            if [[ "${br}" == $(yq -r '.ls_branch' <<< "${JENKINS_VARS}") ]]; then
+            if ! curl -sfX GET https://raw.githubusercontent.com/linuxserver/docker-firefox/${br}/Jenkinsfile >/dev/null 2>&1; then
+              echo "> [!WARNING]" >> $GITHUB_STEP_SUMMARY
+              echo "> No Jenkinsfile found. Branch is either deprecated or is an early dev branch." >> $GITHUB_STEP_SUMMARY
+              skipped_branches="${skipped_branches}${br} "
+            elif [[ "${br}" == $(yq -r '.ls_branch' <<< "${JENKINS_VARS}") ]]; then
               echo "Branch appears to be live; checking workflow." >> $GITHUB_STEP_SUMMARY
-              if [[ $(yq -r '.skip_package_check' <<< "${JENKINS_VARS}") == "true" ]]; then
+              README_VARS=$(curl -sX GET https://raw.githubusercontent.com/linuxserver/docker-firefox/${br}/readme-vars.yml)
+              if [[ $(yq -r '.project_deprecation_status' <<< "${README_VARS}") == "true" ]]; then
+                echo "> [!WARNING]" >> $GITHUB_STEP_SUMMARY
+                echo "> Branch appears to be deprecated; skipping trigger." >> $GITHUB_STEP_SUMMARY
+                skipped_branches="${skipped_branches}${br} "
+              elif [[ $(yq -r '.skip_package_check' <<< "${JENKINS_VARS}") == "true" ]]; then
                 echo "> [!WARNING]" >> $GITHUB_STEP_SUMMARY
                 echo "> Skipping branch ${br} due to \`skip_package_check\` being set in \`jenkins-vars.yml\`." >> $GITHUB_STEP_SUMMARY
                 skipped_branches="${skipped_branches}${br} "
@@ -37,7 +46,7 @@ jobs:
                 echo "> [!WARNING]" >> $GITHUB_STEP_SUMMARY
                 echo "> Github organizational variable \`SKIP_PACKAGE_TRIGGER\` contains \`firefox_${br}\`; skipping trigger." >> $GITHUB_STEP_SUMMARY
                 skipped_branches="${skipped_branches}${br} "
-              elif [ $(curl -s https://ci.linuxserver.io/job/Docker-Pipeline-Builders/job/docker-firefox/job/${br}/lastBuild/api/json | jq -r '.building') == "true" ]; then
+              elif [ $(curl -s https://ci.linuxserver.io/job/Docker-Pipeline-Builders/job/docker-firefox/job/${br}/lastBuild/api/json | jq -r '.building' 2>/dev/null) == "true" ]; then
                 echo "> [!WARNING]" >> $GITHUB_STEP_SUMMARY
                 echo "> There already seems to be an active build on Jenkins; skipping package trigger for ${br}" >> $GITHUB_STEP_SUMMARY
                 skipped_branches="${skipped_branches}${br} "
@@ -49,6 +58,11 @@ jobs:
                 response=$(curl -iX POST \
                   https://ci.linuxserver.io/job/Docker-Pipeline-Builders/job/docker-firefox/job/${br}/buildWithParameters?PACKAGE_CHECK=true \
                   --user ${{ secrets.JENKINS_USER }}:${{ secrets.JENKINS_TOKEN }} | grep -i location | sed "s|^[L|l]ocation: \(.*\)|\1|")
+                if [[ -z "${response}" ]]; then
+                  echo "> [!WARNING]" >> $GITHUB_STEP_SUMMARY
+                  echo "> Jenkins build could not be triggered. Skipping branch."
+                  continue
+                fi
                 echo "Jenkins [job queue url](${response%$'\r'})" >> $GITHUB_STEP_SUMMARY
                 echo "Sleeping 10 seconds until job starts" >> $GITHUB_STEP_SUMMARY
                 sleep 10
@@ -56,11 +70,14 @@ jobs:
                 buildurl="${buildurl%$'\r'}"
                 echo "Jenkins job [build url](${buildurl})" >> $GITHUB_STEP_SUMMARY
                 echo "Attempting to change the Jenkins job description" >> $GITHUB_STEP_SUMMARY
-                curl -iX POST \
+                if ! curl -ifX POST \
                   "${buildurl}submitDescription" \
                   --user ${{ secrets.JENKINS_USER }}:${{ secrets.JENKINS_TOKEN }} \
                   --data-urlencode "description=GHA package trigger https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}" \
-                  --data-urlencode "Submit=Submit"
+                  --data-urlencode "Submit=Submit"; then
+                  echo "> [!WARNING]" >> $GITHUB_STEP_SUMMARY
+                  echo "> Unable to change the Jenkins job description."
+                fi
                 sleep 20
               fi
             else
diff --git a/README.md b/README.md
index 5d96d0f..b0b1132 100644
--- a/README.md
+++ b/README.md
@@ -117,7 +117,7 @@ To install cjk fonts on startup as an example pass the environment variables (Al
 
 The web interface has the option for "IME Input Mode" in Settings which will allow non english characters to be used from a non en_US keyboard on the client. Once enabled it will perform the same as a local Linux installation set to your locale.
 
-### DRI3 GPU Acceleration
+### DRI3 GPU Acceleration (KasmVNC interface)
 
 For accelerated apps or games, render devices can be mounted into the container and leveraged by applications using:
 
@@ -134,7 +134,7 @@ This feature only supports **Open Source** GPU drivers:
 The `DRINODE` environment variable can be used to point to a specific GPU.
 Up to date information can be found [here](https://www.kasmweb.com/kasmvnc/docs/master/gpu_acceleration.html)
 
-### Nvidia GPU Support
+### Nvidia GPU Support (KasmVNC interface)
 
 **Nvidia support is not compatible with Alpine based images as Alpine lacks Nvidia drivers**