add new ip route setting

network.patch

@@ -29,7 +29,7 @@ index 010c487..37f6aaa 100644
        mode = "0444";
      };
 diff --git a/runit.nix b/runit.nix
-index d7b0bf3..67cff43 100644
+index d7b0bf3..3c9ea3f 100644
 --- a/runit.nix
 +++ b/runit.nix
 @@ -7,8 +7,8 @@ let
@@ -43,7 +43,7 @@ index d7b0bf3..67cff43 100644
      AuthorizedKeysFile /etc/ssh/authorized_keys.d/%u
    '';
    compat = pkgs.runCommand "runit-compat" {} ''
-@@ -31,10 +31,10 @@ in
+@@ -31,10 +31,11 @@ in
        "runit/1".source = pkgs.writeScript "1" ''
          #!${pkgs.runtimeShell}
          ${lib.optionalString config.not-os.simpleStaticIp ''
@@ -53,7 +53,8 @@ index d7b0bf3..67cff43 100644
 -        ip route add 10.0.2.0/24 dev eth0
 -        ip  route add default via 10.0.2.2 dev eth0
 +        ip route add 103.206.98.200/29 dev eth0
-+        ip route add default via 103.206.98.200 dev eth0
++        ip route del default
++        ip route add 0.0.0.0/0 via 103.206.98.200 advmss 1340
          ''}
          mkdir /bin/
          ln -s ${pkgs.runtimeShell} /bin/sh