Add various scripts for server power management and build process

- Introduced .gitignore to exclude unnecessary files
- Added scripts for powering on/off servers via IPMI and iLO
- Implemented multi_powercycle script to manage multiple servers
- Created build script for packaging multi_powercycle with PyInstaller
- Enhanced logging functionality across scripts

Co-authored-by: Copilot <copilot@github.com>

personal/cron_scripts/build_multi_powercycle.py

@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+import subprocess
+import sys
+from pathlib import Path
+
+
+SCRIPT_DIR = Path(__file__).resolve().parent
+ENTRYPOINT = SCRIPT_DIR / "multi_powercycle.py"
+DIST_DIR = SCRIPT_DIR / "dist"
+
+
+def main():
+    command = [
+        sys.executable,
+        "-m",
+        "PyInstaller",
+        "--noconfirm",
+        "--clean",
+        "--onefile",
+        "--name",
+        "multi_powercycle",
+        "--collect-submodules",
+        "redfish",
+        str(ENTRYPOINT),
+    ]
+
+    try:
+        subprocess.run(command, cwd=SCRIPT_DIR, check=True)
+    except subprocess.CalledProcessError as exc:
+        raise SystemExit(exc.returncode) from exc
+
+    output_name = "multi_powercycle.exe" if sys.platform.startswith("win") else "multi_powercycle"
+    output_path = DIST_DIR / output_name
+    print(f"Built executable: {output_path}")
+    print("Build once on each target OS to get a native executable for that platform.")
+
+
+if __name__ == "__main__":
+    main()