Copy the files during the build

This allows to have the files already ready at the first start and avoid any issue about empty root (https://mutagen.io/documentation/synchronization/safety-mechanisms#root-emptying).

Fixes #442

Author: Richard Carrée

.dockerignore

@@ -0,0 +1 @@
+.git

mutagen/Dockerfile

@@ -1,5 +1,13 @@
 # Use a minimal base image.
 FROM alpine:latest
 
+# Create user and group wodby
+RUN set -ex; \
+    addgroup -g 1000 -S wodby; \
+    adduser -u 1000 -D -S -s /bin/bash -G wodby wodby;
+
+# Copy application files
+COPY --chown=wodby:wodby app /var/www/html
+
 # Run a no-op entry point and wait to host Mutagen agent processes.
-ENTRYPOINT ["tail", "-f", "/dev/null"]
+ENTRYPOINT ["tail", "-f", "/dev/null"]