screen-toolkit : full screen utility (#221)

* screen-toolkit: add Noctalia v5 plugin

* screen-toolkit: credit original plugin

* screen-toolkit: fix recording, OCR capture, and result panel UX

* screen-toolkit: rename record tool labels to Record / Rec FS

* screen-toolkit: update plugin thumbnail

* screen-toolkit: fix README validation (backtick deps, result panel toggle)

* screen-toolkit: fix OCR results and dependencies

* screen-toolkit: backtick recording and annotator deps in README

---------

Co-authored-by: Ahmed5Emad <ahmed5emad@users.noreply.github.com>

screen-toolkit/shortcut.luau

@@ -0,0 +1,27 @@
+--!nonstrict
+-- Screen Toolkit — control-center [[shortcut]] tile.
+--
+-- Mirrors the bar widget: shows the recording state and toggles the main
+-- panel. Drives the [[service]] through the "command"
+-- state channel — no shell-out, no IPC PATH dependency.
+
+local recording = false
+
+local function apply()
+  shortcut.setLabel(recording and noctalia.tr("shortcut.recording") or noctalia.tr("shortcut.label"))
+  shortcut.setIcon("crosshair", "crosshair")
+  shortcut.setActive(recording)
+end
+
+noctalia.state.watch("recording", function(value)
+  recording = value == true
+  apply()
+end)
+
+function onClick()
+  -- The shortcut tile never stops a recording; it just opens the panel so
+  -- the stop button (in the panel header, next to the close X) is reachable.
+  noctalia.togglePanel("alexander/screen-toolkit:panel")
+end
+
+apply()