chore: remove otlpfilter, stale eval-8node artifacts, finish merge-processor cleanup

asap-precompute-go/controlchannel/opamp.go

@@ -11,8 +11,8 @@ import (
 // OpAmpChannel is the OpAMP-backed ControlChannel implementation.
 //
 // TODO(phase-5): wire real OpAMP client (github.com/open-telemetry/
-// opamp-go/client) per docs/adr/adr-0003-adapter-trait-and-control-channel.md;
-// today this is an interface-satisfying stub so the controller side
+// opamp-go/client); today this is an interface-satisfying stub so the
+// controller side
 // can compile against the trait without forcing a transitive
 // opamp-go dep into Phase 2.
 type OpAmpChannel struct {

asap-precompute-go/monitor/engine.go

@@ -31,7 +31,7 @@ type monitorState struct {
 	// obsCount is the number of observations admitted for this monitor since
 	// the current epoch began. It is the edge's observed items/window (rate)
 	// reported to the coordinator so it can size this edge's sampling
-	// probability (AllocateSampleRates). Reset to 0 at each epoch boundary.
+	// probability via the whole-sketch ε-floor. Reset to 0 at each epoch boundary.
 	obsCount uint64
 	// grantedSampleP is the coordinator-allocated distributed-NitroSketch
 	// update-sampling probability for this monitor's agg. 0 (unset) ⇒ no

asap-precompute-go/monitor/types.go

@@ -121,8 +121,9 @@ type Report struct {
 	Round         uint64
 	Seq           uint64
 	// Rate is the edge's observed item count for this monitor over the current
-	// epoch (items/window). The coordinator feeds it into AllocateSampleRates
-	// (p_i ∝ √(f_i/rate_i)) to size this edge's distributed-NitroSketch sampling
+	// epoch (items/window). The coordinator feeds it into the whole-sketch
+	// ε-floor (p_i = 1/(1+ε²·rate_i); see data_plane allocate_p /
+	// epsilon_sample_floor) to size this edge's distributed-NitroSketch sampling
 	// probability. 0 (unset) ⇒ the coordinator falls back to an unsampled
 	// allocation for this edge.
 	Rate float64
@@ -136,7 +137,8 @@ type Grant struct {
 	LocalSlack    float64
 	WindowStartMs uint64
 	// SampleP is the distributed-NitroSketch update-sampling probability the
-	// coordinator allocates this edge (AllocateSampleRates: p_i ∝ √(f_i/rate_i)).
+	// coordinator allocates this edge via the whole-sketch ε-floor
+	// (p_i = 1/(1+ε²·rate_i); see data_plane allocate_p / epsilon_sample_floor).
 	// 0 (unset) ⇒ no sampling grant (p=1). The edge applies it via WithSampleP on
 	// the metric's sketch wrapper at the next EpochReset (never mid-window, so
 	// both merge operands share one p). Orthogonal to LocalSlack (which governs

asap-precompute-go/observation.go

@@ -1,6 +1,5 @@
 // Package precompute is the host-neutral edge precompute runtime
-// described in `docs/design-asap-edge-framework.md` §6 and pinned
-// by `docs/adr/adr-0002-extract-precompute-runtime.md`.
+// described in `docs/design-asap-edge-framework.md` §6.
 //
 // This package owns the windowing, snapshot caching, and delta
 // encoding runtime logic that today lives inside each OTel