Update app.py

app.py

@@ -234,13 +234,13 @@ def upload_and_chat(file, query):
 
 initial_prompt = PromptTemplate(
     input_variables=["text"],
-    template="""
-You are a document summarisation expert. Read the following text and extract the most important ideas, conclusions, and key facts.
+    template="""You are a document summarisation expert.
 
-Return a **concise, bullet-point summary** in **British English**.
-- Avoid markdown formatting like bold (**), italic (*), headers (##), or code symbols (`).
-- You may use simple list markers like "-" or "•" to separate points.
-- Keep the tone professional and easy to read.
+Read the content below and produce a structured summary suitable for non-experts. Your summary must follow this format:
+- Start with a 1–2 sentence overview of the whole document.
+- Then present the most important 3–7 insights as a plain-text bullet list (use "- ", avoid Markdown formatting).
+- Do not include background or filler content.
+- Avoid using `*`, `**`, or heading symbols like `##`.
 
 --- Document ---
 {text}
@@ -250,15 +250,15 @@ Return a **concise, bullet-point summary** in **British English**.
 )
 refine_prompt = PromptTemplate(
     input_variables=["existing_answer", "text"],
-    template="""
-You already have an existing summary:
+    template="""You already have an existing summary:
 {existing_answer}
 
-Refine the summary based on the new content below. Add or update information only if it's relevant.
+Refine the summary based on the new content below. Add or update information only if it's relevant. Keep it concise.
 
-- Maintain bullet-point format using "-" or "•" if needed.
-- Do not use markdown formatting like **bold**, *italic*, or code symbols.
-- Keep the tone concise, structured, and in British English.
+Maintain the same style:
+- Start with a 1–2 sentence overview (if applicable)
+- Use plain text bullet points (with "- "), not Markdown symbols
+- Avoid headings like `##`, `**`, `*`, or numbered lists.
 
 {text}