chore: update .gitignore

.gitignore

@@ -0,0 +1,113 @@
+# --------------------------------------
+# Altium Designer Project Git Ignore
+# --------------------------------------
+
+# System files
+.DS_Store
+Thumbs.db
+desktop.ini
+
+# Altium temporary and generated files
+*.PcbDocPreview
+*.PcbDocPreviewInfo
+*.PcbDoc.__previews
+*.SchDocPreview
+*.SchDocPreviewInfo
+*.SchDoc.__previews
+*.PrjPCBStructure
+*.PrjPCBStructure.bak
+*.SVN
+*.OutJobPreview
+*.PrjPcb.Zip
+
+# Output and generated folders
+Project Outputs*
+History
+__Previews
+__Output
+__Recovery
+__Modified
+__Snapshots
+__Backup
+__Generated
+__Compiled
+__Releases
+Releases
+Outputs
+Backup
+Simulation
+Generated
+CAM
+Logs
+*.log
+
+# Auto-saved versions
+*.Version_*
+*.bak
+*.tmp
+*.temp
+*.old
+*.~*
+
+# Exported/compiled data
+*.csv
+*.xml
+*.htm
+*.html
+*.pdf
+*.xls
+*.xlsx
+*.zip
+*.rar
+*.tar
+*.gz
+*.7z
+
+# BOM and reports
+*.BomDocPreview
+*.BomDocPreviewInfo
+*.BomDoc.__previews
+*.BomDoc.Zip
+*.bom
+*.BOM
+*.csv
+*.xlsx
+
+# Compiler and netlist outputs
+*.cmp
+*.erc
+*.drc
+*.net
+*.cmp
+*.rpt
+
+# 3D model cache
+*.StepCache
+*.3dmodel
+*.3dpcb
+*.pcb3d
+*.3dcache
+*.pcblib3d
+
+# Simulation and mixed-signal data
+*.dsn
+*.asdb
+*.cache
+*.ddb
+*.PrjSim
+*.SimData
+*.Simulation
+*.asrc
+*.cdf
+*.out
+
+# User-specific configuration files
+*.ini
+*.cfg
+*.user
+*.lock
+
+# Temporary folder
+Temp*
+temp*
+~$*