feat(routing): add user admin panel support

Adds the user administration route, associated server handlers, and frontend assets for managing user accounts.

lib/server/admin_users.go

@@ -0,0 +1,20 @@
+package server
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+func (app *App) handleAdminUsers(ctx *gin.Context) {
+	if !app.adminLoginEnabled() {
+		ctx.Redirect(http.StatusSeeOther, "/")
+		return
+	}
+
+	ctx.HTML(http.StatusOK, "admin/users.html", gin.H{
+		"AdminUsername": app.config.AdminUsername,
+		"AdminEmail":    app.config.AdminEmail,
+		"ActivePage":    "users",
+	})
+}

lib/server/server.go

@@ -69,6 +69,7 @@ func Run(addr string) error {
 		AdminAlerts:         app.handleAdminAlerts,
 		AdminBoxes:          app.handleAdminBoxes,
 		AdminBoxesAction:    app.handleAdminBoxesAction,
+		AdminUsers:          app.handleAdminUsers,
 		AdminSettings:       app.handleAdminSettings,
 		AdminSettingsExport: app.handleAdminSettingsExport,
 		AdminSettingsSave:   app.handleAdminSettingsSave,