feat: Avoid unnecessary positive comments in PRs

vidy-br: avoid-positive-only

Author: RealVidy

templates/line-comments-prompt.hbs

@@ -99,6 +99,8 @@ Only comment on issues that fall into these categories:
    - Minor optimizations
    - Subjective improvements
 
+Avoid unnecessary positive comments about the PR or its code. Only provide feedback on issues that require attention or improvement.
+
 ### Comment Quality Rules
 
 **STRICT REQUIREMENTS:**
@@ -174,6 +176,7 @@ You MUST use the "provide_code_review" tool with:
 
 ### Comment Requirements
 
+- **Do NOT comment just to say something is good**: Only provide feedback on issues that require attention or improvement. Focus exclusively on high-impact feedback that improves code quality, security, or maintainability.
 - **Specific file paths**: Match exactly as shown in the diff
 - **Clear problem description**: Explain what's wrong and why it matters
 - **Actionable solutions**: Provide concrete steps to fix the issue