feat(git): inline file diffs in commit history rows (#1291)

* chore: add .worktrees/ to gitignore for worktree workflow

* feat(git): add getCommitFileDiff service function

* docs(git): document getCommitFileDiff in module docs

* feat(git): add GET /api/git/commit-file-diff route

* feat(git): add CommitFileDiffResponse type and GitAPI method signature

* feat(git): add getCommitFileDiff HTTP client function

* feat(git): add getCommitFileDiff API facade

* feat(git): add getCommitFileDiff stub to VS Code bridge

* feat(git): add getCommitFileDiff to VS Code gitService and bridge handler

* feat(git): add inline file diff to history commit rows

* fix(git): consolidate CommitFileDiffResponse import to gitApi facade

* fix(git): pass directory through history, validate hash, propagate git errors

* fix(git): use exit code check for VS Code getCommitFileDiff error detection

* fix(git): VS Code rename detection, hash validation parity, retry on error

* fix(git): register scroll container as virtualizer root to fix empty space in history diffs

* fix(git): address greptile review — rename key extraction, directory guard, language detection, isBinary cleanup

* fix(git): harden history inline diffs

---------

Co-authored-by: Bohdan Triapitsyn <artmore@protonmail.com>

packages/ui/src/components/views/git/HistorySection.tsx

@@ -33,6 +33,7 @@ interface HistorySectionProps {
   commitFilesMap: Map<string, CommitFileEntry[]>;
   loadingCommitHashes: Set<string>;
   onCopyHash: (hash: string) => void;
+  directory: string | undefined;
   showHeader?: boolean;
   contentMaxHeightClassName?: string;
   branchDivider?: {
@@ -52,6 +53,7 @@ export const HistorySection: React.FC<HistorySectionProps> = ({
   commitFilesMap,
   loadingCommitHashes,
   onCopyHash,
+  directory,
   showHeader = true,
   contentMaxHeightClassName = 'max-h-[50vh]',
   branchDivider = null,
@@ -92,6 +94,7 @@ export const HistorySection: React.FC<HistorySectionProps> = ({
           files={commitFilesMap.get(entry.hash) ?? []}
           isLoadingFiles={loadingCommitHashes.has(entry.hash)}
           onCopyHash={onCopyHash}
+          directory={directory}
         />
       ))}
     </ul>