Update deb backup search paths

Author: lunarthegrey

debian/postinst

@@ -84,19 +84,21 @@ setup_self_restore() {
         backup_deb=$(find /var/cache/apt/archives/ -name "${PACKAGE_NAME}_*.deb" -type f 2>/dev/null | sort -V | tail -1)
     fi
 
-    # 3. Check /tmp/ (where Ansible downloads it)
+    # 3. Check /tmp/ (Ansible downloads here; shadow sync SCPs as unifi-on-boot.deb)
     if [ -z "${backup_deb}" ]; then
-        backup_deb=$(find /tmp/ -maxdepth 1 -name "${PACKAGE_NAME}_*.deb" -type f 2>/dev/null | sort -V | tail -1)
+        backup_deb=$(find /tmp/ -maxdepth 1 \( -name "${PACKAGE_NAME}_*.deb" -o -name "${PACKAGE_NAME}.deb" \) -type f 2>/dev/null | sort -V | tail -1)
     fi
 
     # 4. Check common manual install locations (/root, /home)
     if [ -z "${backup_deb}" ]; then
-        backup_deb=$(find /root/ /home/ -maxdepth 2 -name "${PACKAGE_NAME}_*.deb" -type f 2>/dev/null | sort -V | tail -1)
+        backup_deb=$(find /root/ /home/ -maxdepth 2 \( -name "${PACKAGE_NAME}_*.deb" -o -name "${PACKAGE_NAME}.deb" \) -type f 2>/dev/null | sort -V | tail -1)
     fi
 
     if [ -n "${backup_deb}" ] && [ -f "${backup_deb}" ]; then
         cp "${backup_deb}" "${DATA_DIR}/${PACKAGE_NAME}.deb"
         echo "${PACKAGE_NAME}: backed up .deb to ${DATA_DIR} (from ${backup_deb})"
+        # Also copy to /tmp so shadow sync and subsequent installs can find it
+        cp "${backup_deb}" "/tmp/${PACKAGE_NAME}.deb" 2>/dev/null || true
     else
         echo "${PACKAGE_NAME}: WARNING: could not find .deb to backup (self-restore may need Ansible re-deploy)"
     fi