invoicer initial version

Change-Id: Ib20a96c224f5c055874f72f8f9a04a4dc8bbbc24
diff --git a/personal/arsenicum/invoicer/frontend/public/robots.txt b/personal/arsenicum/invoicer/frontend/public/robots.txt
new file mode 100644
index 0000000..e9e57dc
--- /dev/null
+++ b/personal/arsenicum/invoicer/frontend/public/robots.txt
@@ -0,0 +1,3 @@
+# https://www.robotstxt.org/robotstxt.html
+User-agent: *
+Disallow: