feat(FN-3513): add eval domain store, plugin dashboard view registry, and G

This merge adds three major features: an eval domain (`eval-store.ts`, `eval-types.ts`) with persistence schema for evaluation data; a plugin dashboard view registry with navigation integration for third-party dashboard extensions; and GitHub source metadata traceability that locks and enforces issu

Fusion-Task-Id: FN-3513

packages/engine/src/__tests__/executor.test.ts

@@ -2505,6 +2505,19 @@ describe("buildExecutionPrompt", () => {
     expect(result).toContain('git commit -m "feat(FN-001): complete Step N — description" -m "Ref: runfusion/fusion#2915"');
   });
 
+  it("falls back to externalIssueId for commit source issue reference when issueNumber is missing", () => {
+    const task = createMockTaskDetail({
+      sourceIssue: {
+        provider: "github",
+        repository: "runfusion/fusion",
+        externalIssueId: "2915",
+      },
+    } as any);
+
+    const result = buildExecutionPrompt(task, "/home/user/project");
+    expect(result).toContain('git commit -m "feat(FN-001): complete Step N — description" -m "Ref: runfusion/fusion#2915"');
+  });
+
   it("omits source issue reference from commit instruction when sourceIssue is missing", () => {
     const task = createMockTaskDetail();
     const result = buildExecutionPrompt(task, "/home/user/project");

packages/engine/src/__tests__/merger.test.ts

@@ -5582,6 +5582,15 @@ describe("buildSourceIssueRef", () => {
     })).toBe("runfusion/fusion#123");
   });
 
+  it("falls back to externalIssueId when issueNumber is missing", async () => {
+    const { buildSourceIssueRef } = await import("../merger.js");
+    expect(buildSourceIssueRef({
+      provider: "github",
+      repository: "runfusion/fusion",
+      externalIssueId: "321",
+    } as any)).toBe("runfusion/fusion#321");
+  });
+
   it("returns empty string for non-GitHub providers", async () => {
     const { buildSourceIssueRef } = await import("../merger.js");
     expect(buildSourceIssueRef({
@@ -5596,6 +5605,11 @@ describe("buildSourceIssueRef", () => {
     const { buildSourceIssueRef } = await import("../merger.js");
     expect(buildSourceIssueRef(undefined)).toBe("");
     expect(buildSourceIssueRef(null)).toBe("");
+    expect(buildSourceIssueRef({
+      provider: "github",
+      repository: "runfusion/fusion",
+      externalIssueId: "not-a-number",
+    } as any)).toBe("");
   });
 });
 

packages/engine/src/executor.ts

@@ -6890,6 +6890,21 @@ function scopePromptToWorktree(prompt: string, rootDir?: string, worktreePath?:
     .replaceAll(`${worktreePath}/.fusion/`, `${rootDir}/.fusion/`);
 }
 
+function buildSourceIssueRef(sourceIssue: TaskDetail["sourceIssue"]): string {
+  if (!sourceIssue || sourceIssue.provider !== "github" || !sourceIssue.repository) {
+    return "";
+  }
+
+  const issueNumber = sourceIssue.issueNumber
+    ?? Number.parseInt(sourceIssue.externalIssueId ?? "", 10);
+
+  if (!Number.isInteger(issueNumber) || issueNumber < 1) {
+    return "";
+  }
+
+  return `${sourceIssue.repository}#${issueNumber}`;
+}
+
 export function buildExecutionPrompt(task: TaskDetail, rootDir?: string, settings?: Settings, worktreePath?: string): string {
   const prompt = scopePromptToWorktree(task.prompt, rootDir, worktreePath);
   const reviewMatch = prompt.match(/##\s*Review Level[:\s]*(\d)/);
@@ -6900,9 +6915,7 @@ export function buildExecutionPrompt(task: TaskDetail, rootDir?: string, setting
     ? ` --author="${settings?.commitAuthorName || "Fusion"} <${settings?.commitAuthorEmail || "noreply@runfusion.ai"}>"`
     : "";
 
-  const sourceIssueRef = task.sourceIssue?.provider === "github" && task.sourceIssue.repository && task.sourceIssue.issueNumber
-    ? `${task.sourceIssue.repository}#${task.sourceIssue.issueNumber}`
-    : "";
+  const sourceIssueRef = buildSourceIssueRef(task.sourceIssue);
 
   // Build step progress for resume
   const hasProgress = task.steps.length > 0 && task.steps.some((s) => s.status !== "pending");

packages/engine/src/merger.ts

@@ -1770,9 +1770,13 @@ function getCommitAuthorArg(settings: {
 }
 
 export function buildSourceIssueRef(sourceIssue?: TaskSourceIssue | null): string {
-  if (!sourceIssue || sourceIssue.provider !== "github") return "";
-  if (!sourceIssue.repository || !sourceIssue.issueNumber) return "";
-  return `${sourceIssue.repository}#${sourceIssue.issueNumber}`;
+  if (!sourceIssue || sourceIssue.provider !== "github" || !sourceIssue.repository) return "";
+
+  const issueNumber = sourceIssue.issueNumber
+    ?? Number.parseInt(sourceIssue.externalIssueId ?? "", 10);
+
+  if (!Number.isInteger(issueNumber) || issueNumber < 1) return "";
+  return `${sourceIssue.repository}#${issueNumber}`;
 }
 
 /**