fix(config-profiles): synchronize shared mount working copies

Use canonical profile files and writable Git working copies so editor and container changes share one source. Require confirmation before destructive Git refreshes and overlay profile files without composite snapshots.

apps/web/src/pages/ConfigProfilesPage.tsx

@@ -24,6 +24,7 @@ export const ConfigProfilesPage = () => {
 		previewData,
 		previewingId,
 		isRefreshingGitMounts,
+		isReloadingWorkingCopy,
 		formData,
 		includedProfileIds,
 		dragOverIndex,
@@ -33,6 +34,7 @@ export const ConfigProfilesPage = () => {
 		handleSubmit,
 		handleDelete,
 		handlePreview,
+		handleReloadWorkingCopy,
 		handleRefreshGitMounts,
 		updateFormField,
 		addEnvVar,
@@ -113,6 +115,7 @@ export const ConfigProfilesPage = () => {
 				previewData={previewData}
 				previewingId={previewingId}
 				isRefreshingGitMounts={isRefreshingGitMounts}
+				isReloadingWorkingCopy={isReloadingWorkingCopy}
 				saveStatus={saveStatus}
 				error={error}
 				onViewChange={setMobileView}
@@ -138,6 +141,7 @@ export const ConfigProfilesPage = () => {
 				onUpdateMountFile={updateMountFile}
 				onRemoveMountFile={removeMountFile}
 				onPreview={handlePreview}
+				onReloadWorkingCopy={() => void handleReloadWorkingCopy()}
 				onRefreshGitMounts={(id) => void handleRefreshGitMounts(id)}
 				onClosePreview={() => setPreviewData(null)}
 			/>
@@ -172,6 +176,7 @@ export const ConfigProfilesPage = () => {
 				previewData={previewData}
 				previewingId={previewingId}
 				isRefreshingGitMounts={isRefreshingGitMounts}
+				isReloadingWorkingCopy={isReloadingWorkingCopy}
 				projects={projects}
 				toolTypes={toolTypes}
 				availableProfiles={availableProfilesForInclude()}
@@ -181,6 +186,7 @@ export const ConfigProfilesPage = () => {
 				onSubmit={handleSubmit}
 				onReset={handleReset}
 				onPreview={() => selectedProfile && handlePreview(selectedProfile.id)}
+				onReloadWorkingCopy={() => void handleReloadWorkingCopy()}
 				onRefreshGitMounts={() =>
 					selectedProfile && handleRefreshGitMounts(selectedProfile.id)
 				}