From 75f3beda817d33d1f2af69814182ab29525b8e48 Mon Sep 17 00:00:00 2001
From: Eric Pinxteren <ericpinxteren@gmail.com>
Date: Sun, 4 Oct 2026 10:30:15 +0200
Subject: [PATCH 1/2] fix: allow review to return to drill starting position

Removed unnecessary check for parent node's FEN in disablePrevious condition.
---
 src/components/Openings/OpeningDrillSidebar.tsx | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/src/components/Openings/OpeningDrillSidebar.tsx b/src/components/Openings/OpeningDrillSidebar.tsx
index cf3513e7..14d835b0 100644
--- a/src/components/Openings/OpeningDrillSidebar.tsx
+++ b/src/components/Openings/OpeningDrillSidebar.tsx
@@ -78,11 +78,8 @@ export const OpeningDrillSidebar: React.FC<Props> = ({
       return
     }
     const atOpeningEnd = tree.currentNode === openingEndNode
-    const wouldLandOnOpeningEnd =
-      !!tree.currentNode?.parent &&
-      tree.currentNode.parent.fen === openingEndNode.fen
 
-    if (atOpeningEnd || wouldLandOnOpeningEnd) return
+    if (atOpeningEnd) return
     tree.goToPreviousNode()
   }
 
@@ -366,9 +363,7 @@ export const OpeningDrillSidebar: React.FC<Props> = ({
               disableFlip={true}
               disablePrevious={
                 openingEndNode
-                  ? tree.currentNode === openingEndNode ||
-                    (!!tree.currentNode?.parent &&
-                      tree.currentNode.parent.fen === openingEndNode.fen)
+                  ? tree.currentNode === openingEndNode
                   : false
               }
               embedded

From ed6f67b0c9aaa82c2025d906152ea27ec4e0b8c6 Mon Sep 17 00:00:00 2001
From: Eric Pinxteren <ericpinxteren@gmail.com>
Date: Sun, 4 Oct 2026 10:32:46 +0200
Subject: [PATCH 2/2] style: keep drill back guard lint compliant

Use a boolean expression for the disabled state of review navigation.
---
 src/components/Openings/OpeningDrillSidebar.tsx | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/src/components/Openings/OpeningDrillSidebar.tsx b/src/components/Openings/OpeningDrillSidebar.tsx
index 14d835b0..f0385ab8 100644
--- a/src/components/Openings/OpeningDrillSidebar.tsx
+++ b/src/components/Openings/OpeningDrillSidebar.tsx
@@ -362,9 +362,7 @@ export const OpeningDrillSidebar: React.FC<Props> = ({
               goToRootNode={customGoToRootNode}
               disableFlip={true}
               disablePrevious={
-                openingEndNode
-                  ? tree.currentNode === openingEndNode
-                  : false
+                !!openingEndNode && tree.currentNode === openingEndNode
               }
               embedded
             />