Re-enable Reverse CHN CIDR build

Build/constants/cidr.ts

@@ -0,0 +1,29 @@
+// https://en.wikipedia.org/wiki/Reserved_IP_addresses
+export const RESERVED_IPV4_CIDR = [
+  '0.0.0.0/8',
+  '10.0.0.0/8',
+  '100.64.0.0/10',
+  '127.0.0.0/8',
+  '169.254.0.0/16',
+  '172.16.0.0/12',
+  '192.0.0.0/24',
+  '192.0.2.0/24',
+  // 192.88.99.0 // is currently being broadcast by HE and Comcast
+  '192.168.0.0/16',
+  '198.18.0.0/15',
+  '198.51.100.0/24',
+  '203.0.113.0/24',
+  '224.0.0.0/4',
+  '233.252.0.0/24',
+  '240.0.0.0/4'
+];
+
+// https://github.com/misakaio/chnroutes2/issues/25
+export const NON_CN_CIDR_INCLUDED_IN_CHNROUTE = [
+  '223.118.0.0/15',
+  '223.120.0.0/15'
+];
+
+export const CN_CIDR_NOT_INCLUDED_IN_CHNROUTE = [
+  '211.99.96.0/19' // wy.com.cn
+];