Dockerfile in squib-0.15.2 vs Dockerfile in squib-0.15.3

@@ -1,25 +1,25 @@
-FROM ruby:2.5-alpine
-WORKDIR /usr/src/app
-
-LABEL org.squib.url=http://squib.rocks \
-      org.squib.github=https://github.com/andymeneely/squib
-
-RUN apk --no-cache add --update \
-    ruby-dev \
-    build-base \
-    libxml2-dev \
-    libxslt-dev \
-    pcre-dev \
-    libffi-dev \
-    cairo
-
-# Just for devving on
-COPY . /app
-
-CMD ["sh"]
-
-# RUN gem install \
-#     squib \
-#     -- --use-system-libraries
-
-# NOTE: STILL UNDER DEVELOPMENT! Don't use this just yet.
+FROM ruby:2.5-alpine
+WORKDIR /usr/src/app
+
+LABEL org.squib.url=http://squib.rocks \
+      org.squib.github=https://github.com/andymeneely/squib
+
+RUN apk --no-cache add --update \
+    ruby-dev \
+    build-base \
+    libxml2-dev \
+    libxslt-dev \
+    pcre-dev \
+    libffi-dev \
+    cairo
+
+# Just for devving on
+COPY . /app
+
+CMD ["sh"]
+
+# RUN gem install \
+#     squib \
+#     -- --use-system-libraries
+
+# NOTE: STILL UNDER DEVELOPMENT! Don't use this just yet.