feat(cli): dsh CLI with personal config overlays from ~/.config/dsh

apps/cli/tsdown.config.ts

@@ -0,0 +1,18 @@
+import { defineConfig } from 'tsdown'
+
+/**
+ * The dsh CLI ships one entry: the `bin` referenced by package.json `bin`.
+ * The root tsdown builds only `lib/types/index.js`, so this override points at
+ * `lib/types/bin.js` instead; the statically imported surface modules bundle
+ * into it. Declarations come from `tsc -b` (dts: false), matching every package.
+ */
+export default defineConfig({
+  entry: ['lib/types/bin.js'],
+  outDir: 'lib',
+  format: ['esm'],
+  platform: 'node',
+  target: 'es2024',
+  fixedExtension: false,
+  dts: false,
+  clean: false,
+})