basic-benchmark: portable Fedora benchmark kit

Headless + headed suites with power/thermal logging and efficiency reporting.
Includes PassMark, llama.cpp, app workloads (LibreOffice/GEGL/Inkscape/GIMP),
a GOVERNOR selector, compare-report.py, and captured results.

results/sysbench-mem-desktop-before-1-headless.txt

@@ -0,0 +1,37 @@
+sysbench 1.0.20 (using system LuaJIT 2.1.1761727121)
+
+Running the test with following options:
+Number of threads: 12
+Initializing random number generator from current time
+
+
+Running memory speed test with the following options:
+  block size: 1KiB
+  total size: 102400MiB
+  operation: write
+  scope: global
+
+Initializing worker threads...
+
+Threads started!
+
+Total operations: 104857596 (20151664.54 per second)
+
+102400.00 MiB transferred (19679.36 MiB/sec)
+
+
+General statistics:
+    total time:                          5.2028s
+    total number of events:              104857596
+
+Latency (ms):
+         min:                                    0.00
+         avg:                                    0.00
+         max:                                   34.01
+         95th percentile:                        0.00
+         sum:                                51608.33
+
+Threads fairness:
+    events (avg/stddev):           8738133.0000/0.00
+    execution time (avg/stddev):   4.3007/0.03
+