Add: Disk Usage Analysis

.github/ISSUE_TEMPLATE/FEATURE_REQUEST.md

@@ -9,12 +9,38 @@ labels: enhancement
 
 ## Description
 
-Describe the feature.
+Analyze artifact size and disk usage.
+
+아티팩트 크기와 디스크 사용량을 분석.
 
 ## Expected Behavior
 
 Describe how it should work.
 
 ## Additional Notes
 
-Optional.
+Optional. (Closes #)
+
+## Checklist
+
+### Required
+
+- [ ] `cargo check` passes
+- [ ] `cargo fmt --check` passes
+- [ ] `cargo clippy --workspace --all-targets -- -D warnings` passes
+- [ ] `cargo test` passes
+
+### Functional Validation
+
+- [ ] I verified the behavior locally
+- [ ] I added or updated tests when necessary
+
+### Documentation
+
+- [ ] README or docs were updated if needed
+- [ ] New configuration or behavior is documented
+
+### Safety
+
+- [ ] Cleanup behavior was reviewed for safety
+- [ ] No destructive behavior was introduced without confirmation