feat: inject build string in ssh binary, expose default ssh port

Dockerfile

@@ -39,5 +39,6 @@ COPY --from=build /build/.env.example .
 RUN mv .env.example .env
 
 EXPOSE 7123
+EXPOSE 7122
 
 CMD ["./ussd-africastalking"]

cmd/ssh/main.go

@@ -4,9 +4,9 @@ import (
 	"context"
 	"flag"
 	"fmt"
-	"path"
 	"os"
 	"os/signal"
+	"path"
 	"sync"
 	"syscall"
 
@@ -22,6 +22,8 @@ var (
 	keyStore  db.Db
 	logg      = logging.NewVanilla()
 	scriptDir = path.Join("services", "registration")
+
+	build = "dev"
 )
 
 func main() {