web: register sidebar snippets from layouts

web/workspace/src/routes/w/[workspaceId]/+layout.svelte

@@ -0,0 +1,35 @@
+<script lang="ts">
+  import { page } from '$app/state';
+  import SidebarOverride from '$lib/workspace/sidebar/SidebarOverride.svelte';
+  import WorkspaceSidebar from '$lib/workspace/sidebar/WorkspaceSidebar.svelte';
+  import { getSidebarController } from '$lib/workspace/sidebar/context';
+  import type { LayoutProps } from './$types';
+
+  let { data, children }: LayoutProps = $props();
+  let sidebarCollapsed = $state(false);
+  const sidebarController = getSidebarController();
+
+  function toggleSidebar() {
+    sidebarCollapsed = !sidebarCollapsed;
+  }
+
+  $effect(() => {
+    sidebarController.setCollapsed(sidebarCollapsed);
+  });
+</script>
+
+{#snippet workspaceSidebar()}
+  <WorkspaceSidebar
+    workspace={data.workspace ?? null}
+    workspaceError={data.workspaceError ?? null}
+    repositories={data.repositories ?? null}
+    repositoriesError={data.repositoriesError ?? null}
+    currentPath={page.url.pathname}
+    collapsed={sidebarCollapsed}
+    onToggleCollapsed={toggleSidebar}
+  />
+{/snippet}
+
+<SidebarOverride sidebar={workspaceSidebar} />
+
+{@render children()}

web/workspace/src/routes/w/[workspaceId]/+layout.ts

@@ -0,0 +1,19 @@
+import { loadJson, workspaceApiPath } from "$lib/workspace/api/http";
+import type { RepositoryListResponse, WorkspaceResponse } from "$lib/workspace/sidebar/types";
+import type { LayoutLoad } from "./$types";
+
+export const load: LayoutLoad = async ({ fetch, params }) => {
+  const workspaceId = params.workspaceId;
+  const apiPath = (path: string) => workspaceApiPath(workspaceId, path);
+  const [workspace, repositories] = await Promise.all([
+    loadJson<WorkspaceResponse>(fetch, apiPath("/workspace")),
+    loadJson<RepositoryListResponse>(fetch, apiPath("/repositories")),
+  ]);
+
+  return {
+    workspace: workspace.data,
+    workspaceError: workspace.error,
+    repositories: repositories.data,
+    repositoriesError: repositories.error,
+  };
+};