fix: reconcile desktop latest.json after deploy; nginx MIME types

Run reload-frontend-desktop-static from post-receive after deploy so
signed updater manifest survives git checkout placeholder reset.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/post-receive

@@ -43,6 +43,12 @@ while read -r OLDREV NEWREV REFNAME; do
     fi
     echo "$(date '+%Y-%m-%d %H:%M:%S') $HOOK_TAG 배포 완료"
 
+    RELOAD="${WORK_TREE}/scripts/reload-frontend-desktop-static.sh"
+    if [ -x "$RELOAD" ]; then
+      echo "$(date '+%Y-%m-%d %H:%M:%S') $HOOK_TAG desktop updates static 동기화"
+      WORK_TREE="$WORK_TREE" "$RELOAD" >> "$DEPLOY_LOG" 2>&1 || true
+    fi
+
     # Desktop(macOS·Windows) Jenkins 빌드 — git push 성공 후 자동 (웹 배포와 독립)
     WORK_TREE="${WORK_TREE:-/Users/aidev/apps/goldenChart}"
     TRIGGER="${WORK_TREE}/scripts/trigger-desktop-jenkins-build.sh"