Update code-struc.md

code-struc.md

@@ -19,4 +19,19 @@ app/
 ├── requirements.txt
 
 
+```
+
+
+
+```
+PDF / MD files
+   ↓
+Retriever (embeddings + similarity)
+   ↓   ← THIS IS WHERE YOU ARE FAILING
+Context text
+   ↓
+Qwen LLM
+   ↓
+Answer
+
 ```