protobuf for settings

.gitignore

@@ -1,5 +1,6 @@
 *.swp
 go.mod
 go.sum
+*.pb.go
 
 gus

Makefile

@@ -3,7 +3,7 @@
 VERSION = $(shell git describe --tags)
 BUILDTIME = $(shell date +%Y.%m.%d_%H%M)
 
-all: build
+all: portmap.pb.go goimports vet build
 	./gus --version
 	./gus
 
@@ -25,6 +25,13 @@ debian:
 goimports:
 	goimports -w *.go
 
+vet:
+	@GO111MODULE=off go vet
+	@echo this go binary package builds okay
+
 clean:
 	rm -f go.*
 	rm -f gus
+
+portmap.pb.go: portmap.proto
+	autogenpb --proto portmap.proto

README

@@ -1,3 +0,0 @@
-# gus
-
-Squirl your way through any network.

README.md

@@ -0,0 +1,5 @@
+# gus
+
+Squirl your way through any network.
+
+* Meet [the Phantastic squirl Gus](https://www.youtube.com/watch?v=hFZFjoX2cGg)

portmap.proto

@@ -0,0 +1,14 @@
+syntax = "proto3";
+
+package gus;
+
+message Portmap {
+        int64              listen       = 1;
+        string             connect      = 2;
+}
+
+message Portmaps {                            // `autogenpb:marshal` `autogenpb:gui`
+        string             uuid         = 1;  // `autogenpb:uuid:49a865ea-292d-48fd-8dc2-d0f82d5fd016`
+        string             version      = 2;  // `autogenpb:version:v0.0.1`
+        repeated Portmap   portmaps     = 3;
+}