Add web front-end and fix API issues

node_modules/rxjs/dist/esm/internal/observable/connectable.js

@@ -0,0 +1,26 @@
+import { Subject } from '../Subject';
+import { Observable } from '../Observable';
+import { defer } from './defer';
+const DEFAULT_CONFIG = {
+    connector: () => new Subject(),
+    resetOnDisconnect: true,
+};
+export function connectable(source, config = DEFAULT_CONFIG) {
+    let connection = null;
+    const { connector, resetOnDisconnect = true } = config;
+    let subject = connector();
+    const result = new Observable((subscriber) => {
+        return subject.subscribe(subscriber);
+    });
+    result.connect = () => {
+        if (!connection || connection.closed) {
+            connection = defer(() => source).subscribe(subject);
+            if (resetOnDisconnect) {
+                connection.add(() => (subject = connector()));
+            }
+        }
+        return connection;
+    };
+    return result;
+}
+//# sourceMappingURL=connectable.js.map