set upload_max_size and post_max_size

Dockerfile

@@ -110,7 +110,7 @@ ENV client_max_body_size=5M \
     max_input_time=-1 \
     max_input_vars=1500 \
     memory_limit=-1 \
-    post_max_size=8M \
-    upload_max_filesize=5M \
+    post_max_size=32M \
+    upload_max_filesize=25M \
     variables_order="EGPCS" \
     zlib.output_compression=On