Fix devtools image. Add workflow_dispatch trigger to cron build

Author: d7415

.github/workflows/cron.yml

@@ -3,6 +3,7 @@ name: Scheduled Build
 on:
   schedule:
     - cron: '46 18 * * *'
+  workflow_dispatch:
 
 env:
   PUID: '1000'

Dockerfile

@@ -61,7 +61,7 @@ RUN \
     echo "$TARGET" > /var/www/html/Lychee/docker_target && \
     cd /var/www/html/Lychee && \
     echo "Last release: $(cat version.md)" && \
-    composer install --no-dev --prefer-dist && \
+    composer install --prefer-dist && \
     find . -wholename '*/[Tt]ests/*' -delete && \
     find . -wholename '*/[Tt]est/*' -delete && \
     rm -r storage/framework/cache/data/* 2> /dev/null || true && \