fix: clarify snapshot and calibration controls

apps/acoustic-camera/main.js

@@ -1,4 +1,5 @@
 import { evaluateDasBand, exportBandEvaluation } from "/packages/acoustics-core/evaluation.js";
+import { DEFAULT_MAX_COMPENSATION_DB } from "/packages/acoustics-core/frequency-response.js";
 import { downloadJson, readJsonFile } from "/packages/contracts/io.js";
 import {
   validateArrayDefinition,
@@ -405,10 +406,12 @@ function renderAcousticSummary() {
   const responseCurveCount = state.arrayDefinition.microphones.filter(
     (microphone) => microphone.frequencyResponse?.length >= 2,
   ).length;
+  const maxCompensationDb =
+    state.experiment.beamforming.maxCompensationDb ?? DEFAULT_MAX_COMPENSATION_DB;
   const responseMode =
     state.experiment.beamforming.compensateFrequencyResponse === false
       ? "응답 역보정 꺼짐"
-      : "알려진 응답 역보정";
+      : "알려진 응답 역보정 ≤ " + formatNumber(maxCompensationDb, 0) + " dB";
   elements.acousticEnvironmentSummary.textContent =
     profileLabels[profile] + " · 수신점당 최대 " +
     maximumSparsePathsPerReceiver(state.scene) + "개 sparse path · 응답 curve " +
@@ -894,7 +897,7 @@ function applyValidation(validation) {
   if (!state.active) {
     elements.runButton.disabled = !validation.valid;
     if (validation.valid) {
-      elements.runButton.textContent = state.lastRun ? "▶ 다시 실행" : "▶ 기본 예제 실행";
+      elements.runButton.textContent = state.lastRun ? "▶ 다시 실행" : "▶ Snapshot 실행";
       if (!state.lastRun && document.documentElement.dataset.runState === "idle") {
         setRunStatus(
           `${state.arrayDefinition.microphones.length} ch · ` +
@@ -1143,7 +1146,7 @@ async function runSimulation() {
     activity.worker?.terminate();
     if (state.active === activity) state.active = null;
     setConfigurationLocked(false);
-    elements.runButton.textContent = state.lastRun ? "▶ 다시 실행" : "▶ 기본 예제 실행";
+    elements.runButton.textContent = state.lastRun ? "▶ 다시 실행" : "▶ Snapshot 실행";
     renderBandEditors();
     await validateCurrent();
   }

tests/integration/camera-ui.test.js

@@ -86,6 +86,10 @@ test("Acoustic Camera가 8×8 CPU 실행·결과 저장·stale·재실행 흐름
       documentObject.querySelector("#acoustic-environment-summary").textContent.includes("sparse path"),
       "bounded acoustic cost is visible",
     );
+    assert(
+      documentObject.querySelector("#acoustic-environment-summary").textContent.includes("≤ 24 dB"),
+      "safe inverse-response boost limit is visible",
+    );
 
     const canvas = documentObject.querySelector("#scene-canvas");
     await waitFor(() => canvas.width > 0 && canvas.height > 0, "scene canvas 초기 렌더");
@@ -103,6 +107,11 @@ test("Acoustic Camera가 8×8 CPU 실행·결과 저장·stale·재실행 흐름
         !documentObject.querySelector("#run-button").disabled,
       "8×8 CPU 입력 검증",
     );
+    assertEqual(
+      documentObject.querySelector("#run-button").textContent.trim(),
+      "▶ Snapshot 실행",
+      "snapshot label survives runtime validation",
+    );
     assertEqual(documentObject.querySelector("#grid-preset").value, "custom", "custom grid preset");
     assert(
       documentObject.documentElement.dataset.unsavedWork.includes("Experiment"),