Fix FieldDef missing after bad edit; add Dashboard iframe to FileViewer

backend/main.py

@@ -266,6 +266,21 @@ async def download_all_files(task_id: str):
     )
 
 
+@app.get("/api/generate/{task_id}/dashboard")
+async def get_coverage_dashboard(task_id: str):
+    """Get the generated coverage dashboard HTML."""
+    pipeline = pipeline_manager.get_pipeline(task_id)
+    if not pipeline:
+        raise HTTPException(status_code=404, detail=f"Pipeline {task_id} not found")
+    repo_root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+    dashboard_path = os.path.join(repo_root, "output", task_id, "coverage_summary.html")
+    if not os.path.exists(dashboard_path):
+        raise HTTPException(status_code=404, detail="Coverage dashboard not yet generated for this pipeline")
+    with open(dashboard_path, "r", encoding="utf-8") as f:
+        html = f.read()
+    return Response(content=html, media_type="text/html")
+
+
 @app.get("/api/generate/{task_id}/ipxact")
 async def download_ipxact(task_id: str):
     """Download IP-XACT XML for a completed pipeline."""

frontend/src/components/FileViewer.tsx

@@ -1,5 +1,5 @@
 import React from 'react'
-import { FileCode, FileText, Package, Database, Cpu, ClipboardCheck, ArrowDownToLine } from 'lucide-react'
+import { FileCode, FileText, Package, Database, Cpu, ClipboardCheck, ArrowDownToLine, BarChart3 } from 'lucide-react'
 import useAppStore from '../store/appStore'
 import { useGenerationAPI } from '../hooks/useGenerationAPI'
 import { useState } from 'react'
@@ -16,6 +16,24 @@ const FileViewer: React.FC = () => {
   } = useAppStore()
 
   const { getFileContent, downloadFile, downloadAll } = useGenerationAPI()
+  const [showDashboard, setShowDashboard] = useState(false)
+  const [dashboardHtml, setDashboardHtml] = useState<string | null>(null)
+
+  const loadDashboard = async () => {
+    if (!taskId) return
+    setShowDashboard(!showDashboard)
+    if (!showDashboard && !dashboardHtml) {
+      try {
+        const base = window.location.origin
+        const resp = await fetch(`${base}/api/generate/${taskId}/dashboard`)
+        if (resp.ok) {
+          setDashboardHtml(await resp.text())
+        }
+      } catch {
+        // ignore
+      }
+    }
+  }
   const [copied, setCopied] = useState(false)
 
   const handleFileSelect = async (file: string) => {
@@ -131,15 +149,28 @@ const FileViewer: React.FC = () => {
           )}
         </div>
         
-        {isComplete && taskId && (
-          <button
-            onClick={() => downloadAll(taskId)}
-            className="flex items-center gap-1.5 text-xs text-eda-accent hover:text-eda-accent-hover transition-colors"
-          >
-            <ArrowDownToLine className="w-3.5 h-3.5" />
-            Download ZIP
-          </button>
-        )}
+        <div className="flex items-center gap-2">
+          {isComplete && taskId && (
+            <>
+              <button
+                onClick={loadDashboard}
+                className={`flex items-center gap-1.5 text-xs transition-colors ${
+                  showDashboard ? 'text-eda-accent' : 'text-eda-text-tertiary hover:text-eda-accent'
+                }`}
+              >
+                <BarChart3 className="w-3.5 h-3.5" />
+                Dashboard
+              </button>
+              <button
+                onClick={() => downloadAll(taskId)}
+                className="flex items-center gap-1.5 text-xs text-eda-accent hover:text-eda-accent-hover transition-colors"
+              >
+                <ArrowDownToLine className="w-3.5 h-3.5" />
+                Download ZIP
+              </button>
+            </>
+          )}
+        </div>
       </div>
 
       <div className="flex flex-1 overflow-hidden">
@@ -216,7 +247,16 @@ const FileViewer: React.FC = () => {
             </div>
           )}
           
-          {renderCode()}
+          {showDashboard && dashboardHtml ? (
+            <iframe
+              srcDoc={dashboardHtml}
+              className="w-full h-full border-0"
+              title="Coverage Dashboard"
+              sandbox="allow-scripts"
+            />
+          ) : (
+            renderCode()
+          )}
         </div>
       </div>
     </div>

src/config.py

@@ -32,16 +32,18 @@ class InterfaceDef(BaseModel):
     name: str = "bus"
     signals: List[SignalDef] = Field(min_length=1)
     description: Optional[str] = None
+
+class FieldDef(BaseModel):
+    name: str
+    bits: str
+    description: Optional[str] = None
     access: Optional[str] = None
     reset: Optional[str] = None
 
     @model_validator(mode="before")
     @classmethod
-    def alias_width(cls, data):
+    def coerce_reset(cls, data):
         if isinstance(data, dict):
-            if "width" in data and "bits" not in data:
-                w = data.pop("width")
-                data["bits"] = str(w) if isinstance(w, int) else w
             if "reset" in data and isinstance(data["reset"], (int, float)):
                 val = int(data["reset"])
                 data["reset"] = str(val) if val == 0 else f"'h{val:X}" if val > 9 else str(val)