chore(input): clarify jd normalization

input/templates/JobDescriptionNormalizerPrompt.md.example

@@ -16,7 +16,8 @@ Job Title: <role title in sentence case>
 ```
 
 Guidelines:
-- Strip all chatter that is not part of the actual role description.
+- Preserve every piece of content that belongs to the job description (responsibilities, requirements, benefits, etc.). Do **not** summarize, condense, or delete substantive details.
+- Only remove extraneous recruiter chatter such as greetings, signatures, contact blocks, forwarding notes, or metadata unrelated to the role itself.
 - If multiple companies or roles appear, pick the primary one the candidate should target.
 - Normalize whitespace, headings, and bullet lists in the Markdown output.
 - Omit personal identifiers for recruiters or candidates unless they are essential job facts.
@@ -24,4 +25,4 @@ Guidelines:
   note that it is inferred (e.g., “<Company> (inferred)”).
 - Never add commentary outside the format shown above.
 
-The raw content follows.
+The raw content follows verbatim. Retain all job-related text.