feat(http): add Chromium client hints

internal/http/headers.go

@@ -23,6 +23,10 @@ func Headers() stdHttp.Header {
 	headers.Set("Sec-Fetch-Mode", "cors")
 	headers.Set("Sec-Fetch-Site", "same-origin")
 
+	headers.Set("Sec-Ch-Ua", BrowserBrands())
+	headers.Set("Sec-Ch-Ua-Mobile", "?0")
+	headers.Set("Sec-Ch-Ua-Platform", `"`+OS+`"`)
+
 	headers.Set("X-Debug-Options", "bugReporterEnabled")
 	headers.Set("X-Discord-Locale", string(Locale))
 

internal/http/properties.go

@@ -19,6 +19,11 @@ func BrowserUserAgent() string {
 	return "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) " + tls.BrowserName() + "/" + tls.BrowserVersion() + " Safari/537.36"
 }
 
+func BrowserBrands() string {
+	version := tls.BrowserMajorVersion()
+	return `"Chromium";v="` + version + `", "Not-A.Brand";v="24", "Google ` + tls.BrowserName() + `";v="` + version + `"`
+}
+
 func CommonProperties() gateway.IdentifyProperties {
 	return gateway.IdentifyProperties{
 		gateway.IdentifyDevice: "",

internal/http/properties_test.go

@@ -33,3 +33,23 @@ func TestBrowserIdentity(t *testing.T) {
 		t.Fatalf("user agent does not contain %q", product)
 	}
 }
+
+func TestBrowserClientHints(t *testing.T) {
+	headers := Headers()
+	tests := []struct {
+		name string
+		want string
+	}{
+		{"Sec-Ch-Ua", `"Chromium";v="146", "Not-A.Brand";v="24", "Google Chrome";v="146"`},
+		{"Sec-Ch-Ua-Mobile", "?0"},
+		{"Sec-Ch-Ua-Platform", `"Windows"`},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			if got := headers.Get(test.name); got != test.want {
+				t.Fatalf("got = %q, want = %q", got, test.want)
+			}
+		})
+	}
+}

internal/tls/profile.go

@@ -8,6 +8,10 @@ func BrowserName() string {
 	return clientProfile.GetClientHelloId().Client
 }
 
-func BrowserVersion() string {
-	return clientProfile.GetClientHelloId().Version + ".0.0.0"
+func BrowserMajorVersion() string {
+	return clientProfile.GetClientHelloId().Version
+}
+
+func BrowserVersion() string {
+	return BrowserMajorVersion() + ".0.0.0"
 }