Add CITATIONS.cff and .zenodo.json

Author: ufechner7

.zenodo.json

@@ -0,0 +1,37 @@
+{
+  "title": "VortexStepMethod.jl",
+  "description": "Aerodynamic models of 3D wings using the Vortex Step Method.",
+  "upload_type": "software",
+  "license": "MIT",
+  "access_right": "open",
+  "creators": [
+    {
+      "name": "Cayon, Oriol",
+      "orcid": "0000-0002-2065-8673"
+    },
+    {
+      "name": "Poland, Jelle Agatho Wilhelm",
+      "orcid": "0000-0003-3164-5648"
+    },
+    {
+      "name": "van de Lint, Bart"
+    },
+    {
+      "name": "Fechner, Uwe"
+    }
+  ],
+  "keywords": [
+    "Airborne Wind Energy",
+    "AWE",
+    "AWES",
+    "Vortex Step Method",
+    "Julia"
+  ],
+  "related_identifiers": [
+    {
+      "identifier": "10.3390/en16073061",
+      "relation": "isSupplementTo",
+      "resource_type": "publication-article"
+    }
+  ]
+}

CITATION.cff

@@ -15,8 +15,8 @@ title: "VortexStepMethod.jl"
 keywords:
   - Airborne Wind Energy, AWE, AWES, Vortex step methods
 version: 1.0.0
-# doi: "11.1111/11111"
-# date-released: YYYY-MM-DD
+doi: "10.5281/zenodo.XXXXX"
+date-released: "YYYY-MM-DD"
 license: MIT
 url: "https://github.com/OpenSourceAWE/VortexStepMethod.jl"
 preferred-citation:

README.md

@@ -3,6 +3,7 @@
 [![Build Status](https://github.com/OpenSourceAWE/VortexStepMethod.jl/actions/workflows/CI.yml/badge.svg?branch=main)](https://github.com/OpenSourceAWE/VortexStepMethod.jl/actions/workflows/CI.yml?query=branch%3Amain) 
 [![codecov](https://codecov.io/gh/OpenSourceAWE/VortexStepMethod.jl/graph/badge.svg?token=NykTlxGOrZ)](https://codecov.io/gh/OpenSourceAWE/VortexStepMethod.jl)
 [![Aqua QA](https://raw.githubusercontent.com/JuliaTesting/Aqua.jl/master/badge.svg)](https://github.com/JuliaTesting/Aqua.jl)
+[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.XXXXX.svg)](https://doi.org/10.5281/zenodo.XXXXX)
 
 
 # Aerodynamic models of 3D wings using the Vortex Step Method 
@@ -143,6 +144,7 @@ See also the [documentation](https://OpenSourceAWE.github.io/VortexStepMethod.jl
 ## Citation
 If you use this project in your research, please consider citing it. 
 Citation details can be found in the [CITATION.cff](https://github.com/OpenSourceAWE/VortexStepMethod.jl/blob/main/CITATION.cff) file included in this repository.
+After the first Zenodo-backed GitHub release, replace `XXXXX` in the DOI badge with your Zenodo record ID.
 
 ## License
 This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.