pwr: functioning captcha/recaptcha

main.go

@@ -120,6 +120,7 @@ type appContext struct {
 	proxyTransport       *http.Transport
 	proxyConfig          easyproxy.ProxyConfig
 	internalPWRs         map[string]InternalPWR
+	pwrCaptchas          map[string]Captcha
 	ConfirmationKeys     map[string]map[string]newUserDTO // Map of invite code to jwt to request
 	confirmationKeysLock sync.Mutex
 }