feat(stacks): aksi stack klikable (u/s/R/p/D) + konfirmasi turunkan — plus fix zona tombol & emulator DECSTBM/IL/DL

internal/i18n/locales/en.yaml

@@ -28,6 +28,18 @@ stats:
   read: "Read"
   write: "Write"
 
+stack:
+  up: "Start"
+  stop: "Stop"
+  restart: "Restart"
+  pull: "Update"
+  down: "Down"
+  yes: "Yes, bring down"
+  no: "Cancel"
+  confirmDown: "Bring down stack '%s'?"
+  busy: "⏳ %s…"
+  mouseHint: "Every button in this panel is mouse-clickable."
+
 host:
   local: "local"
 
@@ -96,8 +108,8 @@ hint:
   statsWaiting: "fetching stats…"
   inspectWaiting: "fetching inspect…"
   procsWaiting: "fetching processes…"
-  stackLater: "Stack actions (start · stop · pull) coming next."
   footerHome: "[1/enter] stacks · [t] toast · [T] theme · [a] reduced-motion · [q] quit"
+  footerStacks: "[u] start · [s] stop · [R] restart · [p] update · [D] down · [j/k] select · [0] home · [q] quit"
   footerContainers: "[1-5] sections · [j/k] select · [Tab] focus · [h/l] tab · [r] reload · [0] home · [T] theme · [q] quit"
 
 footer:
@@ -110,6 +122,8 @@ toast:
   configError: "⚠ [ WARNING ] Config problem — using defaults"
   themeMode: "Theme mode: %s"
   timestamps: "Log timestamps: %s"
+  stackOk: "Stack '%s': %s done"
+  stackFail: "Stack '%s' failed"
 
 activity:
   waiting: "waiting for Docker events…"