Add missing `root_url` to settings UI

frontend/src/views/Settings.vue

@@ -18,6 +18,12 @@
         <b-tabs type="is-boxed" :animated="false">
           <b-tab-item label="General" label-position="on-border">
             <div class="items">
+              <b-field label="Root URL" label-position="on-border"
+                message="Public URL of the installation (no trailing slash).">
+                <b-input v-model="form['app.root_url']" name="app.root_url"
+                    placeholder='https://listmonk.yoursite.com' :maxlength="300" />
+              </b-field>
+
               <b-field label="Logo URL" label-position="on-border"
                 message="(Optional) full URL to the static logo to be displayed on
                         user facing view such as the unsubscription page.">

init.go

@@ -37,7 +37,7 @@ const (
 
 // constants contains static, constant config values required by the app.
 type constants struct {
-	RootURL      string   `koanf:"root"`
+	RootURL      string   `koanf:"root_url"`
 	LogoURL      string   `koanf:"logo_url"`
 	FaviconURL   string   `koanf:"favicon_url"`
 	FromEmail    string   `koanf:"from_email"`
@@ -347,7 +347,7 @@ func initMediaStore() media.Store {
 		var o filesystem.Opts
 
 		ko.Unmarshal("upload.filesystem", &o)
-		o.RootURL = ko.String("app.root")
+		o.RootURL = ko.String("app.root_url")
 		o.UploadPath = filepath.Clean(o.UploadPath)
 		o.UploadURI = filepath.Clean(o.UploadURI)
 		up, err := filesystem.NewDiskStore(o)

schema.sql

@@ -165,6 +165,7 @@ CREATE TABLE settings (
 );
 DROP INDEX IF EXISTS idx_settings_key; CREATE INDEX idx_settings_key ON settings(key);
 INSERT INTO settings (key, value) VALUES
+    ('app.root_url', '"https://localhost:9000"'),
     ('app.favicon_url', '""'),
     ('app.from_email', '"listmonk <noreply@listmonk.yoursite.com>"'),
     ('app.logo_url', '"http://localhost:9000/public/static/logo.png"'),