You are a constitutional council ranking individual git commits for ownership allocation.

Compare these two commits. Decide which contributed more lasting value to the project.

Judge substance, not spectacle:
- Prefer correct, lasting design and real bugfixes over churn, formatting, renames, or generated noise.
- Prefer clarity and necessity over sheer line count. A small precise change can beat a large diffuse one.
- Do not favor a side merely because its patch is longer or noisier.
- Weight what the change does for the project, not the contributor's name.

Return ONLY a JSON object: {"winner": "A" or "B", "ratio": "N:M", "explanation": "..."}
The explanation must cite concrete differences in the patches (1-3 sentences).

Side A — contributor: tommy-mor
Side A — commit message:
[0366806e] Color rank rows by vote mass within each group, not list position.

Min–max normalization keeps similar scores visually close while still
using the full gradient as groups grow and absolute mass dilutes.

Co-authored-by: Cursor <cursoragent@cursor.com>

Side A — unified diff (full patch):
diff --git a/server/src/html/mod.rs b/server/src/html/mod.rs
index a58cbbee3490a08a625cb06df06848c59a615d65..4eff2e19ed4d303ff8e80c1eabd8a15b4990e643 100644
--- a/server/src/html/mod.rs
+++ b/server/src/html/mod.rs
@@ -264,12 +264,19 @@ pub fn scope_theme_style(parent: &ItemId) -> String {
     )
 }
 
-fn rank_row_style(parent: &ItemId, ordinal: usize, total: usize) -> String {
-    let t = if total <= 1 {
-        0.0
-    } else {
-        ordinal as f64 / (total - 1) as f64
-    };
+/// Map vote mass to gradient position using the group's score range, not raw mass or
+/// list position. Vote mass sums to 1 across the component, so absolute values dilute
+/// as N grows; min–max within the visible list preserves similar scores → similar colors.
+fn score_gradient_t(score: f64, min_score: f64, max_score: f64) -> f64 {
+    let spread = max_score - min_score;
+    if spread < 1e-9 {
+        return 0.5;
+    }
+    ((max_score - score) / spread).clamp(0.0, 1.0)
+}
+
+fn rank_row_style(parent: &ItemId, score: f64, min_score: f64, max_score: f64) -> String {
+    let t = score_gradient_t(score, min_score, max_score);
     let base_hue = scope_base_hue(parent);
     let hue = (base_hue + 118.0 * t) % 360.0;
     let lightness = 0.74 - 0.34 * t;
@@ -295,14 +302,15 @@ fn rank_list(
     highlighted: &HashSet<ItemId>,
     tree: &GlobalTree,
 ) -> Markup {
-    let group_len = items.len();
+    let min_score = items.iter().map(|r| r.score).fold(f64::INFINITY, f64::min);
+    let max_score = items.iter().map(|r| r.score).fold(f64::NEG_INFINITY, f64::max);
     html! {
         @if !items.is_empty() {
             h3 class="rank-heading muted small" { (label) }
             ol class="rank-list" {
                 @for (i, r) in items.iter().enumerate() {
                     @let href = item_href(&r.item);
-                    @let style = rank_row_style(parent, i, group_len);
+                    @let style = rank_row_style(parent, r.score, min_score, max_score);
                     @let class = rank_row_class(&r.item, highlighted);
                     li class=(class)
                         data-rank-item=(r.item.as_str())
@@ -517,19 +525,37 @@ pub async fn browse(State(state): State<AppState>, uri: Uri) -> impl IntoRespons
 
 #[cfg(test)]
 mod tests {
-    use super::{rank_row_style, SORTER_UI_JS};
+    use super::{rank_row_style, score_gradient_t, SORTER_UI_JS};
     use crate::path_types::ItemId;
 
     #[test]
-    fn rank_row_style_gradients_per_group_not_globally() {
+    fn score_gradient_t_uses_group_range_not_absolute_mass() {
+        assert!((score_gradient_t(0.12, 0.08, 0.12) - 0.0).abs() < 1e-9);
+        assert!((score_gradient_t(0.08, 0.08, 0.12) - 1.0).abs() < 1e-9);
+        // Raw 12% mass would map near the dark end globally; within this group it's the top.
+        assert!(score_gradient_t(0.12, 0.08, 0.12) < score_gradient_t(0.12, 0.0, 1.0));
+    }
+
+    #[test]
+    fn score_gradient_t_similar_scores_similar_t() {
+        let a = score_gradient_t(0.41, 0.20, 0.60);
+        let b = score_gradient_t(0.40, 0.20, 0.60);
+        assert!((a - b).abs() < 0.05);
+        assert!((a - score_gradient_t(0.60, 0.20, 0.60)).abs() > 0.3);
+    }
+
+    #[test]
+    fn score_gradient_t_tied_scores_neutral() {
+        assert!((score_gradient_t(0.25, 0.25, 0.25) - 0.5).abs() < 1e-9);
+    }
+
+    #[test]
+    fn rank_row_style_same_inputs_same_color() {
         let parent = ItemId::opaque("test-scope");
-        let first_in_four = rank_row_style(&parent, 0, 4);
-        let last_in_four = rank_row_style(&parent, 3, 4);
-        let first_in_two = rank_row_style(&parent, 0, 2);
-        let last_in_two = rank_row_style(&parent, 1, 2);
-        assert_eq!(first_in_four, first_in_two);
-        assert_eq!(last_in_four, last_in_two);
-        assert_ne!(first_in_four, last_in_four);
+        assert_eq!(
+            rank_row_style(&parent, 0.33, 0.20, 0.60),
+            rank_row_style(&parent, 0.33, 0.20, 0.60),
+        );
     }
 
     #[test]


Side B — contributor: tommy-mor
Side B — commit message:
[0d3270d1] Fix GitHub OAuth callback NameError on missing API base URL.

Co-authored-by: Cursor <cursoragent@cursor.com>

Side B — unified diff (full patch):
diff --git a/constitution.py b/constitution.py
index f819007252f435680b8356fb4da83469b21e33af..4dd5b9dfbba231d46289c490f91b1dd5b1018bcf 100644
--- a/constitution.py
+++ b/constitution.py
@@ -119,6 +119,9 @@ JSONL_PATH = pathlib.Path(os.environ.get("JSONL_PATH", "/data/ledger.jsonl"))
 
 GITHUB_CLIENT_ID = os.environ.get("GITHUB_CLIENT_ID", "")
 GITHUB_CLIENT_SECRET = os.environ.get("GITHUB_CLIENT_SECRET", "")
+GITHUB_API_BASE_URL = os.environ.get(
+    "GITHUB_API_BASE_URL", "https://api.github.com"
+).rstrip("/")
 
 OPENROUTER_API_KEY = os.environ.get("OPENROUTER_API_KEY", "")
 OPENROUTER_BASE_URL = os.environ.get("OPENROUTER_BASE_URL", "https://openrouter.ai").rstrip("/")