v0.5 — docker entrypoint, data init

Dockerfile

@@ -5,9 +5,9 @@ COPY package*.json ./
 RUN npm ci --only=production
 
 COPY . .
-RUN mkdir -p assets/deck-images
+RUN mkdir -p assets/deck-images && chmod +x entrypoint.sh
 
 EXPOSE 3000
 ENV NODE_ENV=production
 
-CMD ["node", "server.js"]
+ENTRYPOINT ["./entrypoint.sh"]

entrypoint.sh

@@ -0,0 +1,17 @@
+#!/bin/sh
+set -e
+
+# If Docker created these paths as directories (because the host file didn't exist),
+# remove them and create proper JSON files.
+for f in /app/colony.json /app/decks.json; do
+  if [ -d "$f" ]; then
+    rm -rf "$f"
+  fi
+  if [ ! -f "$f" ]; then
+    echo '{}' > "$f"
+  fi
+done
+
+mkdir -p /app/assets/deck-images
+
+exec node server.js