added prompt for installation

install.go

@@ -1,6 +1,32 @@
 package main
 
-func (app *App) installSchema() int {
+import (
+	"fmt"
+	"strings"
+)
+
+func (app *App) installSchema(prompt bool) int {
+	if prompt {
+		fmt.Println("")
+		fmt.Println("** first time installation **")
+		fmt.Printf("** IMPORTANT: This will wipe existing dictmaker tables and types in the DB '%s' **",
+			ko.String("db.db"))
+		fmt.Println("")
+
+		var ok string
+
+		fmt.Print("continue (y/n)?  ")
+
+		if _, err := fmt.Scanf("%s", &ok); err != nil {
+			app.logger.Fatalf("error reading value from terminal: %v", err)
+		}
+
+		if strings.ToLower(ok) != "y" {
+			fmt.Println("install cancelled.")
+			return 1
+		}
+	}
+
 	q, err := app.fs.Read("/schema.sql")
 	if err != nil {
 		app.logger.Fatal(err.Error())

main.go

@@ -69,6 +69,7 @@ func init() {
 		"path to one or more config files (will be merged in order)")
 	f.String("site", "", "path to a site theme. If left empty, only the APIs will run.")
 	f.Bool("install", false, "run first time installation")
+	f.Bool("prompt", true, "prompt before each steps in installation")
 	f.Bool("version", false, "current version of the build")
 	f.Parse(os.Args[1:])
 
@@ -127,7 +128,7 @@ func main() {
 
 	// Install schema.
 	if ko.Bool("install") {
-		os.Exit(app.installSchema())
+		os.Exit(app.installSchema(ko.Bool("prompt")))
 	}
 
 	// Load SQL queries.