noctalia-plugin: bar widget, toolbar panel and tile, with Luau tests and a flake check

noctalia-plugin/tests/shortcut_test.luau

@@ -0,0 +1,19 @@
+--!nonstrict
+-- The control-center tile. Runs after stubs.luau and shortcut.luau.
+
+onClick()
+assert(calls.run[1] == "noctalia msg panel-close; sleep 0.3 && valw region", calls.run[1])
+reset()
+fake.answers["noctalia msg panel-close"] = { exitCode = 1, stdout = "", stderr = "error: busy\n" }
+onClick()
+assert(calls.notify[1][2] == "error: busy", "failure notified")
+reset()
+fake.answers["noctalia msg panel-close"] = { exitCode = 3, stdout = "", stderr = "" }
+onClick()
+assert(#calls.notify == 0, "cancel is silent")
+ok("click")
+
+reset()
+onRightClick()
+assert(calls.toggled[1] == "elars/valw:toolbar", "right click toggles the panel")
+ok("right click")