feat: add app widget (#206)

* refactor: move server api to api package

* feat: add app widget

* refactor: add element size for widget components on board

* feat: add resize listener for widget width

* feat: add widget app input

* refactor: add better responsibe layout, add missing translations

* fix: ci issues

* fix: deepsource issues

* chore: address pull request feedback

packages/api/src/server.ts

@@ -0,0 +1,21 @@
+import { cache } from "react";
+import { headers } from "next/headers";
+
+import { createCaller, createTRPCContext } from "@homarr/api";
+import { auth } from "@homarr/auth";
+
+/**
+ * This wraps the `createTRPCContext` helper and provides the required context for the tRPC API when
+ * handling a tRPC call from a React Server Component.
+ */
+const createContext = cache(async () => {
+  const heads = new Headers(headers());
+  heads.set("x-trpc-source", "rsc");
+
+  return createTRPCContext({
+    session: await auth(),
+    headers: heads,
+  });
+});
+
+export const api = createCaller(createContext);