Add hardware diagnostics tools and rescue guide section

Packages added:
- memtester: userspace memory testing
- stress-ng: CPU/memory/IO stress testing
- lm_sensors: temperature/fan/voltage monitoring
- lshw: detailed hardware inventory
- dmidecode: SMBIOS/DMI system information
- nvme-cli: NVMe drive management
- hdparm: HDD/SSD parameter tuning

Rescue guide Section 5 covers:
- SMART disk health monitoring
- Memory testing with memtester
- System stress testing
- Temperature monitoring with sensors
- Hardware inventory commands
- Disk benchmarking
- Bad block checking

1 files changed, 9 insertions, 0 deletions

diff --git a/build.sh b/build.sh
index 8c4b617..c72a965 100755
--- a/build.sh
+++ b/build.sh
@@ -155,6 +155,15 @@ ntfs-3g
 dislocker
 hivex
 
+# Hardware diagnostics
+memtester
+stress-ng
+lm_sensors
+lshw
+dmidecode
+nvme-cli
+hdparm
+
 EOF
 
 # Get kernel version for ISO naming