Update layout to be a svelte monorepo with shadcn-svelte

Also: add the start of a.starrysky.fyi
diff --git a/apps/a/.npmrc b/apps/a/.npmrc
new file mode 100644
index 0000000..0c05da4
--- /dev/null
+++ b/apps/a/.npmrc
@@ -0,0 +1,2 @@
+engine-strict=true
+resolution-mode=highest