docs(proxy): align AX comments

Co-Authored-By: Virgil <virgil@lethean.io>

config.go

@@ -1,6 +1,6 @@
 package proxy
 
-// Config is the top-level proxy configuration.
+// Config is the top-level proxy configuration used by `proxy.New`.
 //
 //	cfg := &proxy.Config{
 //	    Mode:    "nicehash",

customdiffstats.go

@@ -14,7 +14,7 @@ type CustomDiffBucketStats struct {
 	HashesTotal uint64 `json:"hashes_total"`
 }
 
-// CustomDiffBuckets records share totals grouped by miner custom difficulty.
+// CustomDiffBuckets groups share totals by the miner's resolved custom difficulty.
 //
 //	buckets := NewCustomDiffBuckets(true)
 //	buckets.OnAccept(Event{Miner: &Miner{customDiff: 50000}, Diff: 25000})

stats.go

@@ -6,7 +6,7 @@ import (
 	"time"
 )
 
-// Stats tracks the proxy-wide counters and rolling hashrate windows.
+// Stats tracks proxy-wide counters and rolling hashrate windows.
 //
 //	stats := proxy.NewStats()
 //	bus.Subscribe(proxy.EventAccept, stats.OnAccept)

worker.go

@@ -5,7 +5,7 @@ import (
 	"time"
 )
 
-// Workers tracks per-identity aggregates derived from miner login fields.
+// Workers tracks per-worker aggregates derived from miner login fields.
 //
 //	workers := proxy.NewWorkers(proxy.WorkersByRigID, bus)
 //	workers.OnLogin(proxy.Event{Miner: &proxy.Miner{rigID: "rig-alpha", user: "WALLET", ip: "10.0.0.1"}})
@@ -18,7 +18,7 @@ type Workers struct {
 	mu         sync.RWMutex
 }
 
-// WorkerRecord is the aggregate row returned by Workers.List().
+// WorkerRecord is the aggregate row returned by `Workers.List()`.
 //
 //	record := proxy.WorkerRecord{Name: "rig-alpha"}
 //	_ = record.Hashrate(60)