add api notebook

.vscode/notebooks/api.github-issues

@@ -0,0 +1,38 @@
+[
+  {
+    "kind": 1,
+    "language": "markdown",
+    "value": "#### Config",
+    "editable": true
+  },
+  {
+    "kind": 2,
+    "language": "github-issues",
+    "value": "$repo=repo:microsoft/vscode\n$milestone=milestone:\"July 2020\"",
+    "editable": true
+  },
+  {
+    "kind": 1,
+    "language": "markdown",
+    "value": "### Finalization",
+    "editable": true
+  },
+  {
+    "kind": 2,
+    "language": "github-issues",
+    "value": "$repo $milestone label:api-finalization",
+    "editable": true
+  },
+  {
+    "kind": 1,
+    "language": "markdown",
+    "value": "### Proposals",
+    "editable": true
+  },
+  {
+    "kind": 2,
+    "language": "github-issues",
+    "value": "$repo $milestone is:open label:api-proposal ",
+    "editable": true
+  }
+]