Fix container startup with mounted config

.dockerignore

@@ -4,5 +4,4 @@ Dockerfile
 docker-compose.yml
 .env
 *.exe
-!config/
+config/
-!config/*.json

.gitattributes

@@ -0,0 +1 @@
+*.sh text eol=lf

Dockerfile

@@ -18,11 +18,10 @@ WORKDIR /app
 # Copy binary and static front-end assets
 COPY --from=builder /app/server /app/server
 COPY --from=builder /app/public /app/public
-COPY --from=builder /app/config /app/config.default
 COPY start.sh /app/start.sh
 
-RUN chmod +x /app/start.sh
+RUN mkdir -p /app/config && chmod +x /app/start.sh
 
 EXPOSE 8080
 
-ENTRYPOINT ["/app/start.sh"]
+ENTRYPOINT ["/bin/sh", "/app/start.sh"]

start.sh

@@ -5,16 +5,19 @@ config_dir="/app/config"
 settings_file="$config_dir/appsettings.json"
 
 if [ ! -f "$settings_file" ]; then
-  mkdir -p "$config_dir"
+  echo "Missing mounted config file: $settings_file" >&2
-  cp /app/config.default/appsettings.json "$settings_file"
+  exit 1
 fi
 
 activities_file="$config_dir/activities.json"
 available_dates_file="$config_dir/dates_available.json"
 booked_dates_file="$config_dir/dates_booked.json"
 
-if [ ! -f "$activities_file" ] && ! grep -q '"activities"' "$settings_file"; then cp /app/config.default/activities.json "$activities_file"; fi
+for config_file in "$activities_file" "$available_dates_file" "$booked_dates_file"; do
-if [ ! -f "$available_dates_file" ] && ! grep -q '"availableDates"' "$settings_file"; then cp /app/config.default/dates_available.json "$available_dates_file"; fi
+  if [ ! -f "$config_file" ]; then
-if [ ! -f "$booked_dates_file" ] && [ ! -f "$config_dir/booked_dates.json" ]; then cp /app/config.default/dates_booked.json "$booked_dates_file"; fi
+    echo "Missing mounted config file: $config_file" >&2
+    exit 1
+  fi
+done
 
 exec /app/server