Centralize definition of the content security policy and add in-app chat

- in-app chat is meant for support requests and currently is only in the settings page, where users are most likely to go if confused IMO

src/interface/web/app/components/chatWoot/ChatwootWidget.tsx

@@ -0,0 +1,35 @@
+"use client";
+
+import Script from "next/script";
+
+export function ChatwootWidget() {
+    return (
+        <Script
+            id="chatwoot-widget"
+            strategy="afterInteractive"
+            dangerouslySetInnerHTML={{
+                __html: `
+          window.chatwootSettings = {
+            position: "right",
+            type: "standard",
+            launcherTitle: "Chat with us"
+          };
+          (function(d,t) {
+            var BASE_URL="https://app.chatwoot.com";
+            var g=d.createElement(t),s=d.getElementsByTagName(t)[0];
+            g.src=BASE_URL+"/packs/js/sdk.js";
+            g.defer = true;
+            g.async = true;
+            s.parentNode.insertBefore(g,s);
+            g.onload=function(){
+              window.chatwootSDK.run({
+                websiteToken: '5uV59Ay2pvMJenJary2hvvVM',
+                baseUrl: BASE_URL
+              })
+            }
+          })(document,"script");
+        `,
+            }}
+        />
+    );
+}