add CITATION file

update README

CITATION.cff

@@ -0,0 +1,18 @@
+cff-version: 1.2.0 
+message: If you use this software, please cite it as below. 
+references:
+  - type: software 
+    authors:
+      - family-names: Prud'homme
+        given-names: Christophe
+        orcid: 0000-0003-2287-2961
+        affiliation: "University of Strasbourg"  
+        email: [email protected]
+        website: https://github.com/prudhomm
+    title: numpex/deliverable.template - Template repository for deliverables
+    version: 1.0.0
+    doi: 10.5281/zenodo.13341126
+  - type: grant 
+    title: Exa-MA — Methods and Algorithms for Exascale
+    institution: French National Research Agency
+    number: ANR-22-EXNU-0002

README.adoc

@@ -4,7 +4,8 @@
 
 .Zenodo DOI
 --
-image::https://zenodo.org/badge/DOI/10.5281/zenodo.13224368.svg[DOI, link=https://doi.org/10.5281/zenodo.13224368]
+image::https://zenodo.org/badge/DOI/10.5281/zenodo.13341126.svg[DOI, link=https://doi.org/10.5281/zenodo.13341126]
+```​⬤
 --
 
 .GitHub Information