ard-work/src/main/resources/templates/preview.html
@@ -190,6 +190,9 @@
            console.log("requesting ICE servers");
            fetch(this.wurl, {
                method: 'OPTIONS',
                headers: {
                    'Referer': this.wurl,
                },
            })
                .then((res) => this.onIceServers(res))
                .catch((err) => {
@@ -229,6 +232,7 @@
                method: 'POST',
                headers: {
                    'Content-Type': 'application/sdp',
                    'Referer': this.wurl,
                },
                body: offer.sdp,
            })
@@ -296,7 +300,9 @@
                headers: {
                    'Content-Type': 'application/trickle-ice-sdpfrag',
                    'If-Match': this.eTag,
                    'Referer': this.wurl,
                },
                body: generateSdpFragment(this.offerData, candidates),
            })
                .then((res) => {