Add codemeta

codemeta.json

+{
+    "@context": "https://doi.org/10.5063/schema/codemeta-2.0",
+    "@type": "SoftwareSourceCode",
+    "license": "https://spdx.org/licenses/LGPL-3.0+",
+    "codeRepository": "git+https://codeberg.org/francois.boulier/DifferentialAlgebra",
+    "dateCreated": "2000-01-01",
+    "datePublished": "2004-01-01",
+    "dateModified": "2023-12-22",
+    "name": "DifferentialAlgebra",
+    "version": "4.0",
+    "description": "The DifferentialAlgebra project aims at providing BLAD, a C library dedicated to Ritt and Kolchin differential algebra, and BMI, a library providing interface packages for various scientific computing software such as Maple, Sagemath, Python / sympy ...\n",
+    "applicationCategory": "Scientific computing",
+    "developmentStatus": "active",
+    "keywords": [
+        "differential algebra",
+        "elimination theory"
+    ],
+    "programmingLanguage": [
+        "C",
+        "Cython",
+        "Python",
+        "Maple"
+    ],
+    "operatingSystem": [
+        "Linux",
+        "Windows",
+        "MacOS"
+    ],
+    "author": [
+        {
+            "@type": "Person",
+            "@id": "http://orcid.org/0000-0002-6663-719X",
+            "givenName": "François",
+            "familyName": "Boulier",
+            "email": "francois.boulier@univ-lille.fr",
+            "affiliation": {
+                "@type": "Organization",
+                "name": "University of Lille, CRIStAL, CFHP"
+            }
+        }
+    ]
+}