:green_heart: add shell script for cmd line startup (#12462)

.github/workflows/auto_aur_release_stable.yml

@@ -69,6 +69,13 @@ jobs:
               install -Dm755 \${_pkgname} "\${pkgdir}/\${_installdir}/siyuan.AppImage"
               install -Dm644 "squashfs-root/resources/stage/icon.png" "\${pkgdir}/usr/share/icons/hicolor/512x512/apps/siyuan_stable.png"
               install -Dm644 "squashfs-root/siyuan.desktop" "\${pkgdir}/usr/share/applications/siyuan_stable.desktop"
+
+              if [ ! -f "${pkgdir}/usr/bin/siyuan" ]; then
+                mkdir -p "${pkgdir}/usr/bin"
+                echo '#!/bin/sh' > "${pkgdir}/usr/bin/siyuan"
+                echo "exec ${_installdir}/siyuan.AppImage" >> "${pkgdir}/usr/bin/siyuan"
+                chmod 755 "${pkgdir}/usr/bin/siyuan"
+              fi
           }
           EOF