fix: support clipboard image paste (Ctrl+V) on Windows (anomalyco#5919)

Author: ndycode

packages/opencode/src/cli/cmd/tui/component/prompt/index.tsx

@@ -731,6 +731,23 @@ export function Prompt(props: PromptProps) {
                   e.preventDefault()
                   return
                 }
+                // Handle clipboard paste (Ctrl+V) - check for images first on Windows
+                // This is needed because Windows terminal doesn't properly send image data
+                // through bracketed paste, so we need to intercept the keypress and
+                // directly read from clipboard before the terminal handles it
+                if (keybind.match("input_paste", e)) {
+                  const content = await Clipboard.read()
+                  if (content?.mime.startsWith("image/")) {
+                    e.preventDefault()
+                    await pasteImage({
+                      filename: "clipboard",
+                      mime: content.mime,
+                      content: content.data,
+                    })
+                    return
+                  }
+                  // If no image, let the default paste behavior continue
+                }
                 if (keybind.match("input_clear", e) && store.prompt.input !== "") {
                   input.clear()
                   input.extmarks.clear()