• Minor code formatting
• FPM, docs and CI updates

• Now using root solver from the roots-fortran library.
• Can now specify the real kind by a preprocessor flag (i.e. REAL32, REAL64, or REAL128).
• Removed the ddeabm_kinds module and merged into main module. Now exports a ddeabm_rk variable.
• Updated pyplot-fortran to latest version in tests.
• Some minor mods to docstrings and readme file.

• Added Fortran Package Manager support.

• Added fixed time step (dense) output option.
• Added FoBiS configuration file for compiling static & shared libs, test programs, and documentation.

• Fixed sign bug when user-specified initial step size.
• Typo corrections in readme example.

• Added support for vector event functions.
• Added new options to specify the initial step size.
• Some minor refactoring.

• Minor change: renamed the kind_module to ddeabm_kinds to avoid potential conflicts with other libraries.

• Added a new feature so caller can stop the integration by calling the stop_integration method.
• other minor changes.

Initial release of new modern Fortran version of DDEABM.