fix(plugins): retain Host progress fallback after master merge

web/src/app/home/plugins/components/plugin-install-task/PluginInstallTaskContext.tsx

@@ -159,6 +159,7 @@ export function asyncTaskToPluginInstallTask(
         stage,
         downloadCurrent: num(md.download_current),
         downloadTotal: num(md.download_total),
+        reportedProgress: num(md.progress_percent),
         stageElapsedSeconds: 0,
       }),
     );
@@ -326,6 +327,7 @@ export function PluginInstallTaskProvider({
                   stage,
                   downloadCurrent,
                   downloadTotal,
+                  reportedProgress: num(md.progress_percent),
                   stageElapsedSeconds: (Date.now() - stageStartedAt) / 1000,
                 });
                 const progress = Math.min(

web/src/app/home/plugins/components/plugin-install-task/install-progress.ts

@@ -106,6 +106,8 @@ export interface StageProgressInput {
   stage: InstallStage;
   downloadCurrent?: number;
   downloadTotal?: number;
+  /** Host coarse stage progress, used only when measured bytes are absent. */
+  reportedProgress?: number;
   /** Seconds spent in the current stage, used to bound fallback drift. */
   stageElapsedSeconds: number;
 }
@@ -136,6 +138,13 @@ export function computeStageProgress(input: StageProgressInput): number {
     return clampToRange(Math.round(start + (end - start) * ratio), start, end);
   }
 
+  if (
+    input.reportedProgress != null &&
+    Number.isFinite(input.reportedProgress)
+  ) {
+    return clampToRange(input.reportedProgress, start, end);
+  }
+
   // Nothing measurable to show yet: drift slowly, but never past this stage's
   // own ceiling (hence `end - start - 1`, leaving the final point to the real
   // stage transition).