Make "go to bottom" in a divergence view stop at the last remote commit

The divergence view shows the remote commits in a section above the
local ones. Pressing '>' now goes to the beginning of the remote section
before it goes on to the bottom of the local one.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

pkg/gui/context/commit_list_goto_bottom.go

@@ -19,6 +19,7 @@ import (
 //   - each branch of a stack, given by branchesBelow. Among the todos of a
 //     rebase, update-ref todos separate the branches.
 //   - the commits that aren't merged into a main branch yet
+//   - the remote commits of a divergence view, which are above the local ones
 //
 // During a bisect, it stops at the bottommost commit marked bad, at the commit
 // to test, and at the topmost commit marked good instead. The commits list
@@ -61,6 +62,12 @@ func indexForGotoBottomInCommits(
 		stops = append(stops, idx-1)
 	}
 
+	if _, idx, found := lo.FindIndexOf(commits, func(c *models.Commit) bool {
+		return c.Divergence == models.DivergenceLeft
+	}); found {
+		stops = append(stops, idx-1)
+	}
+
 	return closestStopBelow(stops, selectedIdx, len(commits)-1)
 }
 

pkg/gui/context/commit_list_goto_bottom_test.go

@@ -40,6 +40,9 @@ func TestIndexForGotoBottomInCommits(t *testing.T) {
 			Name: "refs/heads/" + branchName, Action: todo.UpdateRef, Status: models.StatusRebasing,
 		})
 	}
+	divergentCommit := func(hash string, divergence models.Divergence) *models.Commit {
+		return models.NewCommit(hashPool, models.NewCommitOpts{Hash: hash, Divergence: divergence})
+	}
 	branch := func(name string, tip string) *models.Branch {
 		return &models.Branch{Name: name, CommitHash: tip}
 	}
@@ -62,6 +65,14 @@ func TestIndexForGotoBottomInCommits(t *testing.T) {
 		commit("m1", models.StatusMerged),
 	}
 
+	divergenceCommits := []*models.Commit{
+		divergentCommit("r2", models.DivergenceRight),
+		divergentCommit("r1", models.DivergenceRight),
+		divergentCommit("l3", models.DivergenceLeft),
+		divergentCommit("l2", models.DivergenceLeft),
+		divergentCommit("l1", models.DivergenceLeft),
+	}
+
 	scenarios := []struct {
 		testName      string
 		selectedIdx   int
@@ -182,6 +193,27 @@ func TestIndexForGotoBottomInCommits(t *testing.T) {
 			branchesBelow: []*models.Branch{},
 			expected:      4,
 		},
+		{
+			testName:    "goes to the beginning of the remote commits of a divergence view",
+			selectedIdx: 0,
+			commits:     divergenceCommits,
+			expected:    1,
+		},
+		{
+			testName:    "goes from the remote commits of a divergence view to the bottom",
+			selectedIdx: 1,
+			commits:     divergenceCommits,
+			expected:    4,
+		},
+		{
+			testName:    "goes to the bottom of a divergence view without remote commits",
+			selectedIdx: 0,
+			commits: []*models.Commit{
+				divergentCommit("l2", models.DivergenceLeft),
+				divergentCommit("l1", models.DivergenceLeft),
+			},
+			expected: 1,
+		},
 	}
 
 	for _, s := range scenarios {