refactor: extract explorer open gesture and standardize icon sizes

packages/server/src/utils/worktree.test.ts

@@ -118,6 +118,16 @@ describe("createWorktree", () => {
     expect(ownership.repoRoot).toBe(repoDir);
   });
 
+  it("treats non-git directories as non-worktrees without throwing", async () => {
+    const nonGitDir = join(tempDir, "not-a-repo");
+    execSync(`mkdir -p ${nonGitDir}`);
+
+    const ownership = await isPaseoOwnedWorktreeCwd(nonGitDir, { paseoHome });
+
+    expect(ownership.allowed).toBe(false);
+    expect(ownership.worktreePath).toBe(realpathSync(nonGitDir));
+  });
+
   it("creates a worktree with a new branch", async () => {
     const projectHash = await deriveWorktreeProjectHash(repoDir);
     const result = await createWorktree({

packages/server/src/utils/worktree.ts

@@ -692,7 +692,15 @@ export async function isPaseoOwnedWorktreeCwd(
   cwd: string,
   options?: { paseoHome?: string }
 ): Promise<PaseoWorktreeOwnership> {
-  const gitCommonDir = await getGitCommonDir(cwd);
+  let gitCommonDir: string;
+  try {
+    gitCommonDir = await getGitCommonDir(cwd);
+  } catch {
+    return {
+      allowed: false,
+      worktreePath: normalizePathForOwnership(cwd),
+    };
+  }
   const repoRoot = resolveRepoRootFromGitCommonDir(gitCommonDir);
   const worktreesRoot = await getPaseoWorktreesRoot(cwd, options?.paseoHome);
   const resolvedRoot = normalizePathForOwnership(worktreesRoot) + sep;