mkdocs constraining, fixes issue #11 (#12)

Co-authored-by: mkuehbach <markus.kuehbach@physik.hu-berlin.de>

Author: mkuehbach

CITATION.cff

@@ -1,11 +1,10 @@
 cff-version: 1.2.0
 title: 'nomad-north-fiji: NOMAD NORTH plugin for FIJI'
-version: 0.1.2
+version: 0.1.3
 message:
   If you use this software, please cite it using the
   metadata from this file.
 type: software
-
 authors:
   - given-names: Markus
     family-names: Kühbach
@@ -34,6 +33,7 @@ authors:
   - given-names: Claudia
     family-names: Draxl
     orcid: 'https://orcid.org/0000-0003-3523-6657'
+doi: '10.5281/zenodo.19473836'
 repository-code: 'https://github.com/FAIRmat-NFDI/nomad-north-fiji'
 keywords:
   - NOMAD

pyproject.toml

@@ -11,6 +11,7 @@ classifiers = [
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
     "Programming Language :: Python :: 3.13",
+    "Programming Language :: Python :: 3.14",
     "License :: OSI Approved :: Apache Software License",
 ]
 name = "nomad-north-fiji"
@@ -37,8 +38,8 @@ dev = [
     "ruff",
     "pytest",
     "structlog",
-    "mkdocs",
-    "mkdocs-material==9.7.3",
+    "mkdocs<2",
+    "mkdocs-material",
     "pymdown-extensions",
     "mkdocs-click",
     "pytest-asyncio",