fix(confidence-engine): keep episode reasoning server-side

components/scenario-form.jsx

@@ -7,8 +7,6 @@ import ReasoningWorkspace, { LoadingOverlay, ContinueLaterBanner } from "@/compo
 import { mockFetch, AVAILABLE_SCENARIOS } from "@/lib/mocks/confidence-engine/mock-client";
 import { deriveFindingsFromContributions, normalizeFindings } from "@/lib/graph/finding-helpers";
 import { prepareCompletedEpisode } from "@/lib/graph/episode-preparation.js";
-import { reconsiderCompletedEpisode } from "@/lib/graph/orchestrator.js";
-import { applyValidatedProposal } from "@/lib/graph/apply-proposal.js";
 import { loadInvestigation, saveInvestigation, clearInvestigation } from "@/lib/storage/investigation-storage";
 
 /* Compile-time env resolution — NEXT_PUBLIC_ vars are injected by Next.js at build */
@@ -244,7 +242,7 @@ export function derivePrimarySurface(result, status, _showExperimentView, scenar
 
 /**
  * Orchestrate the authoritative episode reconsideration flow.
- * Exported for deterministic testing — all domain functions accepted as parameters.
+ * Exported for deterministic testing — domain functions and server endpoint accepted as parameters.
  */
 export async function executeEpisodeDone({
   resultSituationGraph,
@@ -252,8 +250,7 @@ export async function executeEpisodeDone({
   focusedContributions,
   findings,
   prepareCompletedEpisode: prepFn = prepareCompletedEpisode,
-  reconsiderCompletedEpisode: reconsiderFn = reconsiderCompletedEpisode,
-  applyValidatedProposal: applyFn = applyValidatedProposal,
+  episodeDoneServer,
   synthesizeFn,
   setResult: setAppState,
 }) {
@@ -268,25 +265,18 @@ export async function executeEpisodeDone({
     return { success: false, stage: "preparation", reason: "no_episodic_content" };
   }
 
-  const reasoning = await reconsiderFn(prepared);
-  if (!reasoning.success) {
-    return { success: false, stage: "reconsideration", error: reasoning.error };
-  }
-
-  const application = await applyFn({
+  const serverResult = await episodeDoneServer({
     situationGraph: resultSituationGraph,
-    proposal: reasoning.proposal,
-    evidenceContext: {
-      isCompletedEpisode: true,
-      episodeEvidence: prepared,
-    },
+    targetNodeId,
+    contributions: focusedContributions ?? [],
+    findings,
   });
 
-  if (!application.success) {
-    return { success: false, stage: "application", error: application.error };
+  if (!serverResult.success) {
+    return { success: false, stage: "episode_done", error: serverResult.error };
   }
 
-  const nextGraph = application.updatedSituationGraph;
+  const nextGraph = serverResult.updatedSituationGraph;
   setAppState(prev => ({ ...(prev ?? {}), situationGraph: nextGraph }));
 
   const synthesisResult = await synthesizeFn(nextGraph, findings);
@@ -393,6 +383,12 @@ export default function ScenarioForm() {
         targetNodeId,
         focusedContributions: focusedContributions ?? [],
         findings,
+        episodeDoneServer: (payload) =>
+          fetch("/api/cases/update", {
+            method: "POST",
+            headers: { "content-type": "application/json" },
+            body: JSON.stringify({ ...payload, episodeMode: true }),
+          }).then((res) => res.json()),
         synthesizeFn: (graph, fn) => synthesizeFromFindings(fetch, { situationGraph: graph, findings: fn }),
         setResult,
       });