feat: add nushell integration config

home-manager/stvnliu/shells/nushell/init/config.nu

@@ -0,0 +1,15 @@
+$env.config = {
+  show_banner: false,
+  hooks: {
+      pre_prompt: [{ ||
+        if (which direnv | is-empty) {
+          return
+        }
+
+        direnv export json | from json | default {} | load-env
+        if 'ENV_CONVERSIONS' in $env and 'PATH' in $env.ENV_CONVERSIONS {
+          $env.PATH = do $env.ENV_CONVERSIONS.PATH.from_string $env.PATH
+        }
+      }]
+    }
+}