fix(views): remove redundant issue identifier from breadcrumb navigation

The issue detail page breadcrumb showed both the issue identifier and
title (e.g. "MUL-1567 Title"), making the ID appear twice. Remove the
standalone identifier span so only the title is displayed.

apps/desktop/src/main/app-version.ts

@@ -0,0 +1,33 @@
+import { app } from "electron";
+import { execSync } from "node:child_process";
+
+/**
+ * Resolve the running app version. In packaged builds this is the value
+ * `electron-builder` baked into package.json via `extraMetadata.version`
+ * (driven by `git describe` — see `apps/desktop/scripts/package.mjs`), so
+ * `app.getVersion()` matches the GitHub Release tag exactly.
+ *
+ * In dev (`pnpm dev:desktop`) `app.getVersion()` only sees the static
+ * `apps/desktop/package.json` value, which is "0.1.0" and never bumped —
+ * the Settings → Updates panel and any other UI surfacing the version
+ * would mislead developers into thinking they're running ancient builds.
+ * Fall back to `git describe --tags --always --dirty` (same source the
+ * packager uses) so dev shows e.g. `0.2.19-14-gabcdef-dirty`. If git is
+ * unavailable for whatever reason, we just return the package.json value.
+ */
+export function getAppVersion(): string {
+  if (app.isPackaged) {
+    return app.getVersion();
+  }
+  try {
+    const raw = execSync("git describe --tags --always --dirty", {
+      cwd: app.getAppPath(),
+      encoding: "utf-8",
+      stdio: ["ignore", "pipe", "ignore"],
+    }).trim();
+    if (!raw) return app.getVersion();
+    return raw.replace(/^v/, "");
+  } catch {
+    return app.getVersion();
+  }
+}

apps/desktop/src/main/index.ts

@@ -7,6 +7,7 @@ import { setupAutoUpdater } from "./updater";
 import { setupDaemonManager } from "./daemon-manager";
 import { openExternalSafely } from "./external-url";
 import { installContextMenu } from "./context-menu";
+import { getAppVersion } from "./app-version";
 
 // Bundled icon used for dev-mode dock/taskbar branding. In production the
 // app bundle icon (from electron-builder) wins; this path is only consumed
@@ -203,7 +204,7 @@ if (!gotTheLock) {
     ipcMain.on("app:get-info", (event) => {
       const p = process.platform;
       const os = p === "darwin" ? "macos" : p === "win32" ? "windows" : p === "linux" ? "linux" : "unknown";
-      event.returnValue = { version: app.getVersion(), os };
+      event.returnValue = { version: getAppVersion(), os };
     });
 
     // IPC: toggle immersive mode — hides the macOS traffic lights so full-screen

apps/desktop/src/renderer/src/components/updates-settings-tab.tsx

@@ -5,12 +5,13 @@ import { Button } from "@multica/ui/components/ui/button";
 type CheckState =
   | { status: "idle" }
   | { status: "checking" }
-  | { status: "up-to-date"; currentVersion: string }
+  | { status: "up-to-date" }
   | { status: "available"; latestVersion: string }
   | { status: "error"; message: string };
 
 export function UpdatesSettingsTab() {
   const [state, setState] = useState<CheckState>({ status: "idle" });
+  const currentVersion = window.desktopAPI.appInfo.version;
 
   const handleCheck = useCallback(async () => {
     setState({ status: "checking" });
@@ -22,7 +23,7 @@ export function UpdatesSettingsTab() {
     setState(
       result.available
         ? { status: "available", latestVersion: result.latestVersion }
-        : { status: "up-to-date", currentVersion: result.currentVersion },
+        : { status: "up-to-date" },
     );
   }, []);
 
@@ -35,6 +36,15 @@ export function UpdatesSettingsTab() {
       </p>
 
       <div className="mt-6 divide-y">
+        <div className="flex items-center justify-between gap-6 py-4">
+          <div className="min-w-0">
+            <p className="text-sm font-medium">Current version</p>
+            <p className="text-sm text-muted-foreground mt-0.5 font-mono">
+              v{currentVersion}
+            </p>
+          </div>
+        </div>
+
         <div className="flex items-start justify-between gap-6 py-4">
           <div className="min-w-0">
             <p className="text-sm font-medium">Check for updates</p>
@@ -45,7 +55,7 @@ export function UpdatesSettingsTab() {
             {state.status === "up-to-date" && (
               <p className="text-sm text-muted-foreground mt-2 inline-flex items-center gap-1.5">
                 <Check className="size-3.5 text-success" />
-                You&apos;re on the latest version (v{state.currentVersion}).
+                You&apos;re on the latest version.
               </p>
             )}
             {state.status === "available" && (

packages/views/editor/extensions/index.ts

@@ -39,6 +39,7 @@ import { BaseMentionExtension } from "./mention-extension";
 import { createMentionSuggestion } from "./mention-suggestion";
 import { CodeBlockView } from "./code-block-view";
 import { createMarkdownPasteExtension } from "./markdown-paste";
+import { createMarkdownCopyExtension } from "./markdown-copy";
 import { createSubmitExtension } from "./submit-shortcut";
 import { createBlurShortcutExtension } from "./blur-shortcut";
 import { createFileUploadExtension } from "./file-upload";
@@ -129,6 +130,10 @@ export function createEditorExtensions(
     InlineMathExtension,
     // 3-space indent so nested ordered lists survive CommonMark in ReadonlyContent.
     Markdown.configure({ indentation: { style: "space", size: 3 } }),
+    // Make Cmd+C / Cmd+X / drag write Markdown source to clipboard text/plain.
+    // Registered for both editable and readonly so users can copy from rendered
+    // comments and paste the original Markdown elsewhere.
+    createMarkdownCopyExtension(),
     FileCardExtension,
     ...(options.disableMentions
       ? []

packages/views/editor/extensions/markdown-copy.ts

@@ -0,0 +1,62 @@
+/**
+ * Markdown copy extension — make the clipboard's text/plain channel carry
+ * Markdown source instead of plain textContent.
+ *
+ * Symmetric to markdown-paste.ts:
+ *   paste:  text/plain  →  editor.markdown.parse  →  doc
+ *   copy:   slice       →  editor.markdown.serialize  →  text/plain
+ *
+ * Why: ProseMirror's default clipboardTextSerializer calls Slice.textBetween,
+ * which flattens every node to its inner text. Headings, lists, code blocks,
+ * mentions, file cards — all lose their Markdown markers. Pasting into VS
+ * Code, terminals, or messaging apps then sees only naked text.
+ *
+ * The text/html channel is left at ProseMirror's default so pasting back
+ * into another ProseMirror editor still preserves exact node structure via
+ * data-pm-slice.
+ */
+import { Extension } from "@tiptap/core";
+import { Plugin, PluginKey } from "@tiptap/pm/state";
+import type { Slice } from "@tiptap/pm/model";
+
+// Blob URLs (blob:http://…) are process-local; never let them leave the page.
+const BLOB_IMAGE_RE = /!\[[^\]]*\]\(blob:[^)]*\)\n?/g;
+
+export function createMarkdownCopyExtension() {
+  return Extension.create({
+    name: "markdownCopy",
+    addProseMirrorPlugins() {
+      const { editor } = this;
+
+      const fallback = (slice: Slice) =>
+        slice.content.textBetween(0, slice.content.size, "\n\n");
+
+      return [
+        new Plugin({
+          key: new PluginKey("markdownCopy"),
+          props: {
+            clipboardTextSerializer(slice: Slice) {
+              if (!editor.markdown) return fallback(slice);
+              try {
+                // Wrap slice content in a temp doc so the serializer walks
+                // it like a real document. Inline-only slices auto-wrap
+                // into doc → paragraph; block slices pass through.
+                const doc = editor.schema.topNodeType.create(
+                  null,
+                  slice.content,
+                );
+                const md = editor.markdown.serialize(doc.toJSON());
+                return md.replace(BLOB_IMAGE_RE, "").replace(/\n+$/, "");
+              } catch {
+                // Special selections (e.g. table cellSelection) may fail
+                // schema validation when wrapped in a doc node. Fall back
+                // so copy never breaks.
+                return fallback(slice);
+              }
+            },
+          },
+        }),
+      ];
+    },
+  });
+}

packages/views/issues/components/issue-detail.tsx

@@ -506,9 +506,6 @@ export function IssueDetail({ issueId, onDelete, defaultSidebarOpen = true, layo
                 <ChevronRight className="h-3 w-3 text-muted-foreground/50 shrink-0" />
               </>
             )}
-            <span className="shrink-0 text-muted-foreground">
-              {issue.identifier}
-            </span>
             <span className="truncate font-medium text-foreground">
               {issue.title}
             </span>

packages/views/layout/app-sidebar.tsx

@@ -560,7 +560,7 @@ export function AppSidebar({ topSlot, searchSlot, headerClassName, headerStyle }
             <SidebarMenuItem>
               <SidebarMenuButton
                 className="text-muted-foreground"
-                onClick={() => useModalStore.getState().open("quick-create-issue")}
+                onClick={() => useModalStore.getState().open("create-issue")}
               >
                 <span className="relative">
                   <SquarePen />

packages/views/modals/quick-create-issue.tsx

@@ -1,7 +1,7 @@
 "use client";
 
 import { useCallback, useEffect, useMemo, useRef, useState } from "react";
-import { ArrowLeftRight, ChevronRight, Sparkles, X as XIcon } from "lucide-react";
+import { ArrowLeftRight, ChevronRight, X as XIcon } from "lucide-react";
 import { useQuery } from "@tanstack/react-query";
 import { toast } from "sonner";
 import { DialogTitle } from "@multica/ui/components/ui/dialog";
@@ -253,7 +253,6 @@ export function AgentCreatePanel({
                   type="button"
                   className="flex items-center gap-2 text-xs text-muted-foreground hover:text-foreground transition-colors cursor-pointer rounded-sm px-1.5 py-1 -ml-1.5 hover:bg-accent/60"
                 >
-                  <Sparkles className="size-3.5" />
                   <span>Created by</span>
                   {selectedAgent ? (
                     <span className="flex items-center gap-1.5 text-foreground">

packages/views/search/search-command.test.tsx

@@ -261,7 +261,7 @@ describe("SearchCommand", () => {
     );
     await user.click(newIssue);
 
-    expect(mockOpenModal).toHaveBeenCalledWith("quick-create-issue");
+    expect(mockOpenModal).toHaveBeenCalledWith("create-issue");
     expect(useSearchStore.getState().open).toBe(false);
   });
 

packages/views/search/search-command.tsx

@@ -202,7 +202,7 @@ export function SearchCommand() {
         icon: Plus,
         keywords: ["new", "issue", "create", "add"],
         onSelect: () => {
-          useModalStore.getState().open("quick-create-issue");
+          useModalStore.getState().open("create-issue");
           setOpen(false);
         },
       },