feat: prepare Zhinian desktop client for pilot release

scripts/linux/after-remove.sh

@@ -6,7 +6,13 @@ set -e
 
 # Remove symbolic links
 rm -f /usr/local/bin/clawx 2>/dev/null || true
-rm -f /usr/local/bin/openclaw 2>/dev/null || true
+
+# Only remove the app-managed OpenClaw CLI wrapper. If the user had OpenClaw
+# installed separately, leave their command and ~/.openclaw data untouched.
+OPENCLAW_WRAPPER="/opt/ClawX/resources/cli/openclaw"
+if [ "$(readlink /usr/local/bin/openclaw 2>/dev/null || true)" = "$OPENCLAW_WRAPPER" ]; then
+    rm -f /usr/local/bin/openclaw 2>/dev/null || true
+fi
 
 # Update desktop database
 if command -v update-desktop-database &> /dev/null; then