Productize formula

- fix role (tinyproxy.server)
- fix metadata
- various fixes
diff --git a/metadata/service/server/single.yml b/metadata/service/server/single.yml
new file mode 100644
index 0000000..84217d5
--- /dev/null
+++ b/metadata/service/server/single.yml
@@ -0,0 +1,6 @@
+applications:
+  - tinyproxy
+parameters:
+  tinyproxy:
+    server:
+      enabled: true