feat: send flags count to frontend on flags list page

public/language/en-GB/flags.json

@@ -3,6 +3,7 @@
 	"reports": "Reports",
 	"first-reported": "First Reported",
 	"no-flags": "Hooray! No flags found.",
+	"x-flags-found": "%1 flag(s) found.",
 	"assignee": "Assignee",
 	"update": "Update",
 	"updated": "Updated",

src/controllers/mods.js

@@ -97,6 +97,7 @@ modsController.flags.list = async function (req, res) {
 
 	res.render('flags/list', {
 		flags: flagsData.flags,
+		count: flagsData.count,
 		analytics: analyticsData,
 		selectedCategory: selectData.selectedCategory,
 		hasFilter: hasFilter,

src/flags.js

@@ -191,6 +191,7 @@ Flags.list = async function (data) {
 		query: data.query,
 	});
 	flagIds = await Flags.sort(flagIds, data.sort);
+	const count = flagIds.length;
 
 	// Create subset for parsing based on page number (n=20)
 	const flagsPerPage = Math.abs(parseInt(filters.perPage, 10) || 1);
@@ -223,6 +224,7 @@ Flags.list = async function (data) {
 
 	return {
 		flags: payload.flags,
+		count,
 		page: payload.page,
 		pageCount: pageCount,
 	};