add packages json first draft

packages.json

@@ -0,0 +1,22 @@
+[
+  {
+    "name": "Kabaret IPC Bridge",
+    "service": "gitlab",
+    "group": "kabaretstudio",
+    "project": "kabaret.ipc_blender_bridge",
+    "ref_type": "branch",
+    "ref": "main",
+    "categories": []
+  },
+  {
+    "name": "Melvile Toolbar",
+    "service": "gitea",
+    "instance": "codeberg.org",
+    "group": "melvile",
+    "project": "melvile-libreflow-toolbar",
+    "ref_type": "branch",
+    "ref": "main",
+    "activation": "<on-disk add-on name>",
+    "categories": []
+  }
+]