support biblatex, remove bibtex+multibib code parts, more lively .bib example

publications.bib

@@ -1,44 +1,46 @@
 %% start of file `publications.bib'.
-%% Copyright 2006-2012 Xavier Danaux (xdanaux at gmail.com).
+%% Copyright 2006-2012 Xavier Danaux (xdanaux at gmail.com), 2020-2025 moderncv maintainers (github.com/moderncv).
 %
 % This work may be distributed and/or modified under the
 % conditions of the LaTeX Project Public License version 1.3c,
 % available at http://www.latex-project.org/lppl/.
-
-
-@BOOK{book1,
-  author = {John Doe and Author 1},
-  title = {Title},
-  publisher = {Publisher},
-  edition = {edition},
-  year = {year},
+@article{einstein,
+    author =       "Albert Einstein",
+    title =        "{Zur Elektrodynamik bewegter K{\"o}rper}. ({German})
+    [{On} the electrodynamics of moving bodies]",
+    journal =      "Annalen der Physik",
+    volume =       "322",
+    number =       "10",
+    pages =        "891--921",
+    year =         "1905",
+    DOI =          "http://dx.doi.org/10.1002/andp.19053221004",
+    keywords =     "physics"
 }
 
-@BOOK{book2,
-  author = {John Doe and Author 2},
-  title = {Title},
-  publisher = {Publisher},
-  edition = {edition},
-  year = {year},
+@book{dirac,
+    title={The Principles of Quantum Mechanics},
+    author={Paul Adrien Maurice Dirac},
+    isbn={9780198520115},
+    series={International series of monographs on physics},
+    year={1981},
+    publisher={Clarendon Press},
+    keywords = {physics}
 }
 
-@MISC{misc1,
-  author = {John Doe},
-  title = {Title},
-  year = {year},
+@online{knuthwebsite,
+    author    = "Donald Knuth",
+    title     = "Knuth: Computers and Typesetting",
+    url       = "http://www-cs-faculty.stanford.edu/~uno/abcde.html",
+    keywords  = "latex,knuth"
 }
 
-@MISC{misc2,
-  author = {John Doe and Author 3},
-  title = {Title},
-  year = {year},
+@inbook{knuth-fa,
+    author = "Donald E. Knuth",
+    title = "Fundamental Algorithms",
+    publisher = "Addison-Wesley",
+    year = "1973",
+    chapter = "1.2",
+    keywords  = "knuth,programming"
 }
 
-@MISC{misc3,
-  author = {John Doe},
-  title = {Title},
-  year = {year},
-}
-
-
 %% end of file `publications.bib'.