feat: initialize thoughts-frontend with Next.js, TypeScript, and ESLint

- Add ESLint configuration for Next.js and TypeScript support.
- Create Next.js configuration file with standalone output option.
- Initialize package.json with scripts for development, build, and linting.
- Set up PostCSS configuration for Tailwind CSS.
- Add SVG assets for UI components.
- Create TypeScript configuration for strict type checking and module resolution.

thoughts-backend/src/main.rs

@@ -0,0 +1,27 @@
+#[cfg(not(feature = "shuttle"))]
+mod tokio;
+
+#[cfg(not(feature = "shuttle"))]
+fn main() {
+    use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
+
+    tracing_subscriber::registry()
+        .with(
+            tracing_subscriber::EnvFilter::try_from_default_env()
+                .unwrap_or_else(|_| "api=debug,clean_axum=debug,tower_http=debug".into()),
+        )
+        .with(tracing_subscriber::fmt::layer())
+        .init();
+
+    tracing::info!("Starting with tokio");
+    tokio::run();
+}
+
+#[cfg(feature = "shuttle")]
+mod shuttle;
+
+#[cfg(feature = "shuttle")]
+#[shuttle_runtime::main]
+async fn main(#[shuttle_shared_db::Postgres] db_url: String) -> shuttle_axum::ShuttleAxum {
+    shuttle::run(&db_url).await
+}