fix(packaging): prioritize standalone Linux_Client.bin binary over shell installer and add Hub auto-download fallback

compilation/install_linux_client.sh

@@ -31,16 +31,46 @@ echo "[+] Installing LOGAR Client..."
 mkdir -p "${INSTALL_DIR}" "${CONFIG_DIR}/certs"
 chmod 700 "${CONFIG_DIR}/certs"
 
-if [ -f "dist/Linux_Client.bin" ]; then
+BIN_INSTALLED=0
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd)"
+
+if [ -f "${SCRIPT_DIR}/Linux_Client.bin" ]; then
+    cp "${SCRIPT_DIR}/Linux_Client.bin" "${INSTALL_DIR}/Linux_Client"
+    BIN_INSTALLED=1
+elif [ -f "${SCRIPT_DIR}/Linux_Client" ]; then
+    cp "${SCRIPT_DIR}/Linux_Client" "${INSTALL_DIR}/Linux_Client"
+    BIN_INSTALLED=1
+elif [ -f "dist/Linux_Client.bin" ]; then
     cp dist/Linux_Client.bin "${INSTALL_DIR}/Linux_Client"
+    BIN_INSTALLED=1
 elif [ -f "dist/Linux_Client" ]; then
     cp dist/Linux_Client "${INSTALL_DIR}/Linux_Client"
-else
+    BIN_INSTALLED=1
-    echo "[!] Warning: dist/Linux_Client binary not found in current directory. Continuing with existing binary if present."
+elif [ -f "Linux_Client.bin" ]; then
+    cp Linux_Client.bin "${INSTALL_DIR}/Linux_Client"
+    BIN_INSTALLED=1
+elif [ -f "Linux_Client" ]; then
+    cp Linux_Client "${INSTALL_DIR}/Linux_Client"
+    BIN_INSTALLED=1
 fi
 
-if [ -f "${INSTALL_DIR}/Linux_Client" ]; then
+# If binary is not available locally, fetch standalone binary from LOGAR Hub
+if [ "${BIN_INSTALLED}" -eq 0 ] && [ ! -f "${INSTALL_DIR}/Linux_Client" ]; then
+    echo "[*] Client binary not found locally. Fetching standalone Linux client binary from LOGAR Hub (${HUB_URL}/api/client/update/download?os=linux)..."
+    if command -v curl >/dev/null 2>&1; then
+        curl -fsSL "${HUB_URL}/api/client/update/download?os=linux" -o "${INSTALL_DIR}/Linux_Client" || true
+    elif command -v wget >/dev/null 2>&1; then
+        wget -qO "${INSTALL_DIR}/Linux_Client" "${HUB_URL}/api/client/update/download?os=linux" || true
+    fi
+fi
+
+if [ -f "${INSTALL_DIR}/Linux_Client" ] && [ -s "${INSTALL_DIR}/Linux_Client" ]; then
     chmod +x "${INSTALL_DIR}/Linux_Client"
+    echo "[+] Standalone Linux Client executable installed at ${INSTALL_DIR}/Linux_Client"
+else
+    echo "[-] Error: Failed to acquire LOGAR Linux client executable binary." >&2
+    echo "[-] Please provide Linux_Client.bin in the installer directory or verify HUB_URL connectivity." >&2
+    exit 1
 fi
 
 # Bootstrap certificate if missing and enrollment secret is provided

src/hub/update_manager.py

@@ -199,8 +199,10 @@ class ServerUpdateManager:
             os_dir = os.path.join(self.update_dir, os_name)
             found_pkg = None
             if os.path.exists(os_dir):
-                for f in os.listdir(os_dir):
+                # Search by priority: .bin/.exe first, then archives, never .sh
-                    if f.endswith((".exe", ".bin", ".zip", ".tar.gz", ".sh")) and not f.startswith("."):
+                valid_exts = (".exe", ".msi", ".zip") if os_name == "windows" else (".bin", ".tar.gz", ".tgz")
+                for f in sorted(os.listdir(os_dir), key=lambda x: (not x.endswith((".exe", ".bin")), x)):
+                    if f.endswith(valid_exts) and not f.startswith(".") and not f.endswith(".sh"):
                         found_pkg = os.path.join(os_dir, f)
                         break
 
@@ -209,9 +211,9 @@ class ServerUpdateManager:
                 dist_dir = os.path.join(os.path.dirname(self.update_dir), "dist")
                 if os.path.exists(dist_dir):
                     patterns = [
-                        "LOGAR_Client_Setup.exe", "LOGAR_Client.exe", "Win_Client.exe"
+                        "LOGAR_Client_Setup.exe", "LOGAR-Client-Setup.exe", "Win_Client.exe", "LOGAR_Client.exe", "LOGAR-Windows-Client.zip"
                     ] if os_name == "windows" else [
-                        "Linux_Client.bin", "LOGAR_Client_Linux", "install_linux_client.sh"
+                        "Linux_Client.bin", "Linux_Client", "LOGAR_Client_Linux", "LOGAR-Linux-Client.tar.gz"
                     ]
                     for pat in patterns:
                         candidate = os.path.join(dist_dir, pat)
@@ -329,13 +331,17 @@ class ServerUpdateManager:
         for asset in release_assets:
             name = (asset.get("name") or "").lower()
             download_url = asset.get("download_url")
-            if not download_url:
+            if not download_url or name.endswith(".sh") or "server" in name or "checksum" in name or "sha256" in name:
                 continue
 
             target_os = None
-            if ("win" in name or name.endswith(".exe") or "setup" in name) and not results["windows"]:
+            if ("win" in name or "setup" in name or name.endswith((".exe", ".msi", ".zip"))) and "client" in name and not results["windows"]:
                 target_os = "windows"
-            elif ("linux" in name or name.endswith((".bin", ".sh")) or "client_linux" in name) and not results["linux"]:
+            elif ("win" in name or name.endswith(".exe")) and not results["windows"]:
+                target_os = "windows"
+            elif ("linux" in name or name.endswith((".bin", ".tar.gz", ".tgz"))) and ("client" in name or "agent" in name) and not results["linux"]:
+                target_os = "linux"
+            elif name in ("linux_client.bin", "linux_client", "logar_client_linux") and not results["linux"]:
                 target_os = "linux"
 
             if not target_os: