fix: installer - replace git clone with curl tarball download, no git required

deploy/install.sh

@@ -6,7 +6,7 @@
 #   install.sh             - install
 #   install.sh --uninstall - remove everything installed by this script
 #
-# Requires: root, python3, git
+# Requires: root, python3, curl (no git needed)
 # Tested on: AlmaLinux 8/9, Rocky Linux 8/9 (NS8 supported distros)
 # =============================================================================
 set -euo pipefail
@@ -17,7 +17,12 @@ INSTALL_DIR="/opt/ns8-backup-monitor"
 CONFIG_DIR="/etc/ns8-backup-monitor"
 CONFIG_FILE="${CONFIG_DIR}/config.yml"
 SERVICE_FILE="/etc/systemd/system/${SERVICE_NAME}.service"
-REPO_URL="https://repo.lelekaos.com/admin/ns8-backup-monitor.git"
+
+# Gitea raw base URL for downloading individual files
+RAW_BASE="https://repo.lelekaos.com/admin/ns8-backup-monitor/raw/branch/main"
+# Gitea archive URL (no git needed - just curl)
+ARCHIVE_URL="https://repo.lelekaos.com/admin/ns8-backup-monitor/archive/main.tar.gz"
+
 PYTHON=$(command -v python3 || true)
 
 # --- colours -----------------------------------------------------------------
@@ -38,7 +43,6 @@ do_uninstall() {
     read -rp "Continue? [y/N] " confirm
     [[ "$confirm" =~ ^[Yy]$ ]] || { info "Aborted."; exit 0; }
 
-    # Stop & disable service
     if systemctl is-active --quiet "$SERVICE_NAME" 2>/dev/null; then
         info "Stopping service..."
         systemctl stop "$SERVICE_NAME"
@@ -48,7 +52,6 @@ do_uninstall() {
         systemctl disable "$SERVICE_NAME"
     fi
 
-    # Remove service file
     if [[ -f "$SERVICE_FILE" ]]; then
         info "Removing systemd unit..."
         rm -f "$SERVICE_FILE"
@@ -56,14 +59,12 @@ do_uninstall() {
         ok "Systemd unit removed."
     fi
 
-    # Remove install dir
     if [[ -d "$INSTALL_DIR" ]]; then
         info "Removing ${INSTALL_DIR}..."
         rm -rf "$INSTALL_DIR"
         ok "Install directory removed."
     fi
 
-    # Ask about config
     if [[ -d "$CONFIG_DIR" ]]; then
         read -rp "Remove config directory ${CONFIG_DIR}? [y/N] " rmcfg
         if [[ "$rmcfg" =~ ^[Yy]$ ]]; then
@@ -77,16 +78,42 @@ do_uninstall() {
     echo -e "${GREEN}${BOLD}Uninstall complete.${RESET}"
 }
 
+# =============================================================================
+# DOWNLOAD SOURCE
+# =============================================================================
+download_source() {
+    local tmpdir
+    tmpdir=$(mktemp -d)
+    trap 'rm -rf "$tmpdir"' RETURN
+
+    info "Downloading source archive..."
+    curl -fsSL "$ARCHIVE_URL" -o "${tmpdir}/archive.tar.gz" \
+        || error "Failed to download archive from ${ARCHIVE_URL}"
+
+    info "Extracting..."
+    mkdir -p "$INSTALL_DIR"
+    # Gitea archives extract to a subdirectory named <repo>-<branch>/
+    tar -xzf "${tmpdir}/archive.tar.gz" -C "${tmpdir}"
+    local extracted_dir
+    extracted_dir=$(find "${tmpdir}" -mindepth 1 -maxdepth 1 -type d | head -n1)
+    [[ -n "$extracted_dir" ]] || error "Could not find extracted directory in archive."
+
+    # Sync into INSTALL_DIR (rsync-style, pure bash)
+    cp -a "${extracted_dir}/." "$INSTALL_DIR/"
+    ok "Source ready at ${INSTALL_DIR}."
+}
+
 # =============================================================================
 # INSTALL
 # =============================================================================
 do_install() {
     echo -e "${BOLD}=== ns8-backup-monitor INSTALLER ===${RESET}\n"
 
-    # --- pre-flight checks ---------------------------------------------------
+    # --- pre-flight ----------------------------------------------------------
     [[ $EUID -eq 0 ]] || error "Run as root (or with sudo)."
     [[ -n "$PYTHON" ]] || error "python3 not found."
-    command -v git &>/dev/null || error "git not found."
+    command -v curl &>/dev/null || error "curl not found."
+    command -v tar  &>/dev/null  || error "tar not found."
     command -v ns8-sendmail &>/dev/null || \
         warn "ns8-sendmail not found in PATH - make sure this runs on an NS8 node."
 
@@ -95,14 +122,12 @@ do_install() {
     echo -e "Email delivery uses ${BLUE}ns8-sendmail${RESET} (NS8 configured relay)."
     echo
 
-    # mail from
     local default_from="ns8-backup-monitor@$(hostname -f 2>/dev/null || echo localhost)"
     read -rp "Sender address (From) [${default_from}]: " MAIL_FROM
     MAIL_FROM="${MAIL_FROM:-$default_from}"
 
-    # mail to - loop until at least one address is entered
     local MAIL_TO_LIST=()
-    echo "Recipient addresses (To) - enter one per line, empty line to finish:"
+    echo "Recipient addresses (To) - one per line, empty line when done:"
     while true; do
         read -rp "  Recipient: " addr
         [[ -z "$addr" ]] && break
@@ -110,7 +135,6 @@ do_install() {
     done
     [[ ${#MAIL_TO_LIST[@]} -gt 0 ]] || error "At least one recipient is required."
 
-    # subject prefix
     read -rp "Subject prefix [[NS8 Backup]]: " SUBJECT_PREFIX
     SUBJECT_PREFIX="${SUBJECT_PREFIX:-[NS8 Backup]}"
 
@@ -123,23 +147,20 @@ do_install() {
     [[ "$go" =~ ^[Nn]$ ]] && { info "Aborted."; exit 0; }
     echo
 
-    # --- clone / update source -----------------------------------------------
+    # --- download source -----------------------------------------------------
-    if [[ -d "${INSTALL_DIR}/.git" ]]; then
+    if [[ -d "$INSTALL_DIR" ]]; then
-        info "Updating existing clone in ${INSTALL_DIR}..."
+        info "${INSTALL_DIR} already exists - updating source..."
-        git -C "$INSTALL_DIR" pull --ff-only
+        rm -rf "$INSTALL_DIR"
-    else
-        info "Cloning into ${INSTALL_DIR}..."
-        git clone "$REPO_URL" "$INSTALL_DIR"
     fi
-    ok "Source ready."
+    download_source
 
     # --- config directory ----------------------------------------------------
     mkdir -p "$CONFIG_DIR"
     chmod 750 "$CONFIG_DIR"
 
     if [[ -f "$CONFIG_FILE" ]]; then
-        warn "Config file ${CONFIG_FILE} already exists - keeping it."
+        warn "Config ${CONFIG_FILE} already exists - keeping it."
-        warn "Edit it manually if you need to change mail settings."
+        warn "Edit it manually to change mail settings."
     else
         info "Writing ${CONFIG_FILE}..."
 
@@ -149,7 +170,7 @@ do_install() {
             to_yaml+="    - \"${addr}\"\n"
         done
 
-        cat > "$CONFIG_FILE" <<EOF
+        cat > "$CONFIG_FILE" << EOF
 # ns8-backup-monitor configuration
 # Generated by install.sh on $(date -u '+%Y-%m-%d %H:%M UTC')
 
@@ -194,10 +215,11 @@ EOF
     echo
     echo -e "${GREEN}${BOLD}Installation complete.${RESET}"
     echo -e "  Config:     ${CONFIG_FILE}"
-    echo -e "  Logs:    journalctl -u ${SERVICE_NAME} -f"
     echo -e "  Status:     systemctl status ${SERVICE_NAME}"
+    echo -e "  Logs:       journalctl -u ${SERVICE_NAME} -f"
     echo
     echo -e "To uninstall:  ${BOLD}bash ${INSTALL_DIR}/deploy/install.sh --uninstall${RESET}"
+    echo -e "To update:     ${BOLD}bash <(curl -fsSL ${RAW_BASE}/deploy/install.sh)${RESET}"
 }
 
 # =============================================================================