Add kong plugin (#36)

* add kong plugin to open-appsec

* fix url in rockspec file

* add the attachment prefix to the paths

* check

* fix branch

---------

Co-authored-by: wiaamm <wiaamm@checkpoint.com>

attachments/kong/schema.lua

@@ -0,0 +1,16 @@
+local typedefs = require "kong.db.schema.typedefs"
+
+return {
+  name = "open-appsec-waf-kong-plugin",
+  fields = {
+    { consumer = typedefs.no_consumer },                -- required for Konnect compatibility
+    { protocols = typedefs.protocols_http },            -- required so Konnect knows when to allow this plugin
+    { config = {
+        type = "record",
+        fields = {
+          { debug  = { type = "boolean", default = false } },
+        },
+      },
+    },
+  },
+}