metrics rework

[g3co]

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[github-actions]

📊 Performance Metrics — PR vs main

memory — ⚠️ GC Avg +62.2%

Metric	main	PR	Δ
CPU	0.71s	0.68s	-4.2%
Goroutines	8	8	—
Threads	8	8	—
Heap	13.40MB	15.76MB	+17.6%
RAM	42.84MB	45.48MB	+6.2%
Total Alloc	36.22MB	36.84MB	+1.7%
Allocs	229953	229336	-0.3%
GC Cycles	11	10	-9.1%
GC Avg	0.37ms	0.60ms	+62.2%
FDs	9	9	—

postgres — ✅

Metric	main	PR	Δ
CPU	0.81s	0.80s	-1.2%
Goroutines	11	10	-9.1%
Threads	9	8	-11.1%
Heap	15.14MB	11.18MB	-26.2%
RAM	44.46MB	43.12MB	-3.0%
Total Alloc	37.04MB	36.84MB	-0.5%
Allocs	251779	250658	-0.4%
GC Cycles	10	10	—
GC Avg	1.07ms	0.54ms	-49.5%
FDs	35	35	—

nginx — ✅

Metric	main	PR	Δ
CPU	0.06s	0.06s	—
Goroutines	6	6	—
Threads	6	6	—
Heap	1.10MB	1.10MB	—
RAM	21.78MB	21.78MB	—
Total Alloc	1.10MB	1.10MB	—
Allocs	5263	4919	-6.5%
GC Cycles	0	0	—
GC Avg	0.00ms	0.00ms	—
FDs	14	14	—

cluster-valkey — ✅

Metric	main	PR	Δ
CPU	0.55s	0.56s	+1.8%
Goroutines	11	11	—
Threads	11	11	—
Heap	21.86MB	20.48MB	-6.3%
RAM	58.52MB	56.54MB	-3.4%
Total Alloc	35.02MB	34.70MB	-0.9%
Allocs	283560	282032	-0.5%
GC Cycles	8	8	—
GC Avg	0.72ms	0.78ms	+8.3%
FDs	72	72	—

dnsmasq — ⚠️ GC Avg -70.6%

Metric	main	PR	Δ
CPU	0.31s	0.23s	-25.8%
Goroutines	11	11	—
Threads	11	8	-27.3%
Heap	10.54MB	8.44MB	-19.9%
RAM	42.34MB	35.04MB	-17.2%
Total Alloc	17.20MB	12.74MB	-25.9%
Allocs	127296	86573	-32.0%
GC Cycles	4	4	—
GC Avg	1.87ms	0.55ms	-70.6%
FDs	61	64	+4.9%