feat: add gitignore

.gitignore

+
+# Created by https://www.toptal.com/developers/gitignore/api/alteraquartusii
+# Edit at https://www.toptal.com/developers/gitignore?templates=alteraquartusii
+
+### AlteraQuartusII ###
+##list taken from http://www.alterawiki.com/wiki/Version_Control (01.10.2015)
+
+######### Quartus II source files
+
+# project files:
+### project_name.qpf Quartus II project file
+### project_name.qsf Quartus constraint file (lists the hardware constraints defined for a project, from the used chip and pinout to timing constraints)
+### project_name.qws Quartus Window Settings ? (the configuration of the Quartus gui for the project, may be omitted)
+
+# top level source files:
+### project_name.bdf Block diagram / Schematic file (top level schematic file, there may be many nested files)
+### project_name.vhd VHDL file (top level VHDL file)
+### project_name.v Verilog file (top level Verilog file)
+
+# component source files:
+### component_name.bsf Block Symbol file (component symbol file)
+### component_name.vhd VHDL file (top level VHDL file)
+### component_name.v Verilog file (top level Verilog file)
+
+# SOPC builder project source files (SOPC builder creates many VHDL or Verilog files, that you do not need to store)
+### sopc_project_name.ptf the list and configuration of components selected in the SOPC gui
+### sopc_project_name.bsf Block Symbol file (SOPC component symbol file, especially if you modified it)
+
+# Board Description (if you created your own board, the list is incomplete!)
+### board_name/class.ptf
+
+# software source files:
+### tbd
+
+######## Quartus II binary files
+
+# hardware binary files
+### project_name.sof SRAM Object File
+
+# software binary files
+
+/*
+!/*.gitignore
+##
+!*.qpf
+!*.qsf
+!*.qws
+!*.bdf
+!*.vhd
+!*.v
+!*.ptf
+!*.bsf
+!**/class.ptf
+!*.tbd
+!*.sof
+## tbd
+
+!*.tcl
+
+# End of https://www.toptal.com/developers/gitignore/api/alteraquartusii