Preserve extension quality with original segments and reliable refinement

server/utils/videoChain.ts

@@ -221,7 +221,7 @@ export async function queueMiniMax(
     duration: params.duration,
     useIdentityRefs: params.useIdentityRefs,
     referenceImageNames: params.useIdentityRefs ? referenceNames : [],
-    saveLosslessAnchor: job.library?.saveLosslessAnchor === true,
+    saveLosslessAnchor: job.library?.saveLosslessAnchor !== false,
     ...persistLoraFields(params.loraStack || params.loraName)
   })
 
@@ -414,18 +414,15 @@ export async function continueQueuedExtensions(
             denoise: job.library.refinementDenoise,
             clientId: job.clientId,
             jobId: job.id,
+            onQueued: (promptId) => { job.promptId = promptId },
             onStatus: (message) => emitChainJob(job, { type: 'status', message, progress: 3 })
           })
           writeFileSync(framePath, frame)
         } catch (error) {
-          const detail = error instanceof Error ? error.message : String(error)
-          emitChainJob(job, {
-            type: 'status',
-            message: `Frame refine skipped (${detail}). Using source frame.`,
-            progress: 3
-          })
+          throw new Error(`Extension frame refinement failed: ${error instanceof Error ? error.message : String(error)}. Retry after fixing refinement, or explicitly turn it off.`)
         }
       }
+      assertJobActive(job)
       job.library.extendPart1Path = part1Path
       job.library.prompt = composePromptParts(wrappers.promptPre, ext.prompt, wrappers.promptPost)
       job.library.promptMid = ext.prompt