add Repo Managment / Kontext Menu in Braches

src/App.svelte

@@ -16,6 +16,7 @@
   import HistoryPanel from "./lib/components/HistoryPanel.svelte";
   import LinePatchDialog from "./lib/components/LinePatchDialog.svelte";
   import NewBranchDialog from "./lib/components/NewBranchDialog.svelte";
+  import RenameBranchDialog from "./lib/components/RenameBranchDialog.svelte";
   import RepoLoadingOverlay from "./lib/components/RepoLoadingOverlay.svelte";
   import ResolveDialog from "./lib/components/ResolveDialog.svelte";
   import StatusPanel from "./lib/components/StatusPanel.svelte";
@@ -28,6 +29,7 @@
     cancelCodeSearch,
     applyFilePatch,
     createBranch,
+    deleteBranch,
     diffFileAgainstWorkingTree,
     compareFileToParent,
     getStatus,
@@ -40,6 +42,7 @@
     openRepositoryBundle,
     pull,
     push,
+    renameBranch,
     getRemoteUrl,
     credLoad,
     credSave,
@@ -121,6 +124,7 @@
   let compareTo = "";
   let comparison: GitCommitComparison | null = null;
   let newBranchCommit: GitCommit | null = null;
+  let renameBranchTarget: GitBranchInfo | null = null;
   let compareSelectOpen = false;
   let compareDialogOpen = false;
   let selectedDiffPath = "";
@@ -662,6 +666,45 @@
     });
   }
 
+  function renameLocalBranch(branch: GitBranchInfo) {
+    if (!activeRepoPath || branch.remote) return;
+    renameBranchTarget = branch;
+  }
+
+  async function submitRenameBranch(branchName: string) {
+    const branch = renameBranchTarget;
+    const name = branchName.trim();
+    if (!activeRepoPath || !branch || branch.remote || !name || name === branch.name) return;
+
+    await runOperation(`Renaming ${branch.name}`, async () => {
+      applyStatus(await renameBranch(activeRepoPath, branch.name, name));
+      renameBranchTarget = null;
+      await refreshBranchList(activeRepoPath);
+      await refreshCommitHistory(activeRepoPath);
+      await refreshExplorerFiles(activeRepoPath);
+      await refreshFileHistory(activeRepoPath);
+    });
+  }
+
+  async function deleteLocalBranch(branch: GitBranchInfo) {
+    if (!activeRepoPath || branch.remote) return;
+    if (branch.current) {
+      errorMessage = "The current branch cannot be deleted.";
+      return;
+    }
+
+    const confirmed = window.confirm(`Delete local branch "${branch.name}"?\n\nGit will refuse if the branch has unmerged changes.`);
+    if (!confirmed) return;
+
+    await runOperation(`Deleting ${branch.name}`, async () => {
+      applyStatus(await deleteBranch(activeRepoPath, branch.name));
+      await refreshBranchList(activeRepoPath);
+      await refreshCommitHistory(activeRepoPath);
+      await refreshExplorerFiles(activeRepoPath);
+      await refreshFileHistory(activeRepoPath);
+    });
+  }
+
   function openNewBranchDialog(commit: GitCommit) {
     if (!activeRepoPath || isBusy) return;
     newBranchCommit = commit;
@@ -1271,16 +1314,21 @@
   function handleWindowKeydown(event: KeyboardEvent) {
     if (event.key === "Escape" && compareDialogOpen) closeCompareDialog();
     else if (event.key === "Escape" && newBranchCommit) newBranchCommit = null;
+    else if (event.key === "Escape" && renameBranchTarget) renameBranchTarget = null;
     else if (event.key === "Escape" && compareSelectOpen) compareSelectOpen = false;
     else if (event.key === "Escape" && globalSearchOpen) closeGlobalSearchDialog();
   }
+
+  function handleWindowContextMenu(event: MouseEvent) {
+    event.preventDefault();
+  }
 </script>
 
 <svelte:head>
   <title>GitLite</title>
 </svelte:head>
 
-<svelte:window on:keydown={handleWindowKeydown} />
+<svelte:window on:keydown={handleWindowKeydown} on:contextmenu={handleWindowContextMenu} />
 
 <main class="shell">
   <TitleBar
@@ -1509,6 +1557,8 @@
           onCheckout={checkout}
           onMerge={merge}
           onCreateBranch={createNewBranch}
+          onRenameBranch={renameLocalBranch}
+          onDeleteBranch={deleteLocalBranch}
         />
         <ExplorerPanel
           {repoFiles}
@@ -1658,6 +1708,16 @@
   />
 {/if}
 
+<!-- Rename a local branch from the branch context menu -->
+{#if renameBranchTarget}
+  <RenameBranchDialog
+    branch={renameBranchTarget}
+    {isBusy}
+    onRename={submitRenameBranch}
+    onClose={() => { renameBranchTarget = null; }}
+  />
+{/if}
+
 <!-- Compare: pick the two commits to diff -->
 {#if compareSelectOpen}
   <CompareSelectDialog