add smart-paste plugin from the docs (#107)

Co-authored-by: sxyazi <sxyazi@gmail.com>

README.md

@@ -20,6 +20,7 @@ For specific installation commands and configuration instructions, check the ind
 - [smart-filter.yazi](smart-filter.yazi) - Makes filters smarter: continuous filtering, automatically enter unique directory, open file on submitting.
 - [chmod.yazi](chmod.yazi) - Execute `chmod` on the selected files to change their mode.
 - [mime-ext.yazi](mime-ext.yazi) - A mime-type provider based on a file extension database, replacing the builtin `file(1)` to speed up mime-type retrieval at the expense of accuracy.
+- [smart-paste.yazi](smart-paste.yazi) - Paste files into the hovered directory or to the CWD if hovering over a file.
 - [diff.yazi](diff.yazi) - Diff the selected file with the hovered file, create a living patch, and copy it to the clipboard.
 - [no-status.yazi](no-status.yazi) - Remove the status bar.
 - [mactag.yazi](mactag.yazi) - Bring macOS's awesome tagging feature to Yazi! The plugin is only available for macOS just like the name says.

smart-paste.yazi/LICENSE

@@ -0,0 +1 @@
+../LICENSE

smart-paste.yazi/README.md

@@ -0,0 +1,26 @@
+# smart-paste.yazi
+
+Paste files into the hovered directory or to the CWD if hovering over a file.
+
+https://github.com/user-attachments/assets/b3f6348e-abbe-42fe-9a67-a96e68f11255
+
+## Installation
+
+```sh
+ya pack -a yazi-rs/plugins:smart-paste
+```
+
+## Usage
+
+Add this to your `~/.config/yazi/keymap.toml`:
+
+```toml
+[[manager.prepend_keymap]]
+on   = "p"
+run  = "plugin smart-paste"
+desc = "Paste into the hovered directory or CWD"
+```
+
+## License
+
+This plugin is MIT-licensed. For more information check the [LICENSE](LICENSE) file.

smart-paste.yazi/main.lua

@@ -0,0 +1,13 @@
+--- @sync entry
+return {
+	entry = function()
+		local h = cx.active.current.hovered
+		if h and h.cha.is_dir then
+			ya.mgr_emit("enter", {})
+			ya.mgr_emit("paste", {})
+			ya.mgr_emit("leave", {})
+		else
+			ya.mgr_emit("paste", {})
+		end
+	end,
+}