diff --git a/docs/conf.py b/docs/conf.py
index cad94ce..537ae78 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -32,6 +32,12 @@ ROOT = HERE.parent
 APP_PKG = ROOT / "packages/ipydrawio/package.json"
 APP_DATA = json.loads(APP_PKG.read_text(encoding="utf-8"))
 RTD = json.loads(os.environ.get("READTHEDOCS", "False").lower())
+RTD_TASKS = [
+    "build",
+    "setup:pip:check",
+    "docs:typedoc:mystify",
+    "demo",
+]
 
 # metadata
 author = APP_DATA["author"]
@@ -127,19 +133,8 @@ def clean_schema(app: Sphinx, error):
 
 def before_rtd_build(app: Sphinx, error):
     """performs the full frontend build, and ensures the typedoc"""
-    for task in [
-        "build",
-        "setup:pip:check",
-        "docs:typedoc:mystify",
-        "demo",
-    ]:
-        subprocess.check_call(
-            [
-                "doit",
-                task,
-            ],
-            cwd=str(ROOT),
-        )
+    for task in RTD_TASKS:
+        subprocess.check_call(["doit", task], cwd=str(ROOT))
 
 
 def setup(app):
diff --git a/dodo.py b/dodo.py
index ca15b29..9d097ea 100644
--- a/dodo.py
+++ b/dodo.py
@@ -675,11 +675,16 @@ def task_demo():
         return
 
     demo_dest = []
+    demo_tasks = []
+    final_dest = []
     for path in P.ALL_DEMO_CONTENTS:
+        name = f"stage:{path.name}"
         dest = P.DEMO / path.name.replace(" ", "_")
         demo_dest += [dest]
+        demo_tasks += [f"demo:{name}"]
+        final_dest += [P.DEMO_BUILD / f"files/{path.name}"]
         yield dict(
-            name=f"stage:{path.name}",
+            name=name,
             file_dep=[path],
             targets=[dest],
             actions=[(P._copy_one, [path, dest])],
@@ -696,8 +701,9 @@ def task_demo():
 
     yield dict(
         name="archive",
+        task_dep=demo_tasks,
         file_dep=[*demo_dest, *lite_src_files],
-        targets=[P.DEMO_ARCHIVE, P.DEMO_HASHES],
+        targets=[P.DEMO_ARCHIVE, P.DEMO_HASHES, *final_dest, P.DEMO_CONTENTS_API],
         actions=[P._build_lite],
     )
 
diff --git a/scripts/project.py b/scripts/project.py
index 2324a90..2512e5c 100644
--- a/scripts/project.py
+++ b/scripts/project.py
@@ -336,6 +336,7 @@ DEMO_CONFIG = DEMO / "jupyter_config.json"
 DEMO_APPS = ["lab"]
 DEMO_BUILD = BUILD / "demo"
 DEMO_HASHES = DEMO_BUILD / "SHA256SUMS"
+DEMO_CONTENTS_API = DEMO_BUILD / "api/contents/all.json"
 DEMO_ARCHIVE = (
     DEMO_BUILD / f"""ipydrawio-lite-{JS_PKG_DATA["ipydrawio"]["version"]}.tgz"""
 )