Added Caddyfile

Caddyfile

@@ -0,0 +1,12 @@
+:80 {
+    root * /root/spritesheet-generator/dist
+    encode gzip
+
+    log {
+        output file /var/log/caddy/spritesheetgenerator.online.log
+    }
+
+    header {
+        ?Cache-Control "max-age=1800"
+    }
+}