chore: sync with template (#44)

* chore: sync with PackageTemplate configuration

- Update .editorconfig to comprehensive version (371 lines)
- Update global.json to SDK 10.0.100 with rollForward: major
- Update CLAUDE.md with latest development guidelines

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

* chore: update icon

* chore: update Unity sandbox editorconfig

* chore: add Unity csc.rsp files

* fix: convert Unity slnx to LF and expand gitattributes macros

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

* chore: rewrite gitattributes with modern .NET standards

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

* chore: sync test project with PackageTemplate standards

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

* chore: fix formatting issues

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

---------

Co-authored-by: Claude Sonnet 4.5 <noreply@anthropic.com>

Author: onurtnrkl

.editorconfig

@@ -1,81 +1,59 @@
-*          text=auto
+* text=auto eol=lf
 
-# Documents
-*.bibtex   text diff=bibtex
-*.doc      diff=astextplain
-*.DOC      diff=astextplain
-*.docx     diff=astextplain
-*.DOCX     diff=astextplain
-*.dot      diff=astextplain
-*.DOT      diff=astextplain
-*.pdf      diff=astextplain
-*.PDF      diff=astextplain
-*.rtf      diff=astextplain
-*.RTF      diff=astextplain
+# .NET source files
+*.cs       text diff=csharp
+*.csx      text diff=csharp
+*.cshtml   text diff=html
+
+# .NET project files
+*.sln      text
+*.slnx     text
+*.csproj   text
+*.props    text
+*.targets  text
+
+# Configuration files
+*.json     text
+*.xml      text
+*.config   text
+*.yml      text
+*.yaml     text
+
+# Documentation
 *.md       text diff=markdown
-*.mdx      text diff=markdown
-*.tex      text diff=tex
-*.adoc     text
-*.textile  text
-*.mustache text
-*.csv      text eol=crlf
-*.tab      text
-*.tsv      text
 *.txt      text
-*.sql      text
-*.epub     diff=astextplain
 
-# Graphics
+# Scripts
+*.ps1      text eol=crlf
+*.cmd      text eol=crlf
+*.bat      text eol=crlf
+*.sh       text eol=lf
+
+# Images
 *.png      binary
 *.jpg      binary
 *.jpeg     binary
 *.gif      binary
-*.tif      binary
-*.tiff     binary
 *.ico      binary
 *.svg      text
-*.eps      binary
-
-# Scripts
-*.bash     text eol=lf
-*.fish     text eol=lf
-*.sh       text eol=lf
-*.zsh      text eol=lf
-*.bat      text eol=crlf
-*.cmd      text eol=crlf
-*.ps1      text eol=crlf
-
-# Serialisation
-*.json     text
-*.toml     text
-*.xml      text
-*.yaml     text
-*.yml      text
 
 # Archives
-*.7z       binary
-*.gz       binary
-*.tar      binary
-*.tgz      binary
 *.zip      binary
+*.nupkg    binary
+*.snupkg   binary
 
-# Text files where line endings should be preserved
-*.patch    -text
-
-# Dotnet files
-*.cs       text diff=csharp
-*.cshtml   text diff=html
-*.csx      text diff=csharp
-*.sln      text eol=crlf
-*.csproj   text eol=crlf
+# Executables
+*.dll      binary
+*.exe      binary
+*.pdb      binary
+*.so       binary
 
-# Apply override to all files in the directory
+# Apply markdown detection
 *.md linguist-detectable
 
-# Fix syntax highlighting on GitHub to allow comments
+# VS Code JSON with comments
 .vscode/*.json linguist-language=JSON-with-Comments
 
-# Exclude files from exporting
+# Exclude from exports
 .gitattributes export-ignore
 .gitignore     export-ignore
-.gitkeep       export-ignore

.gitattributes

@@ -3,4 +3,4 @@
     "rollForward": "major",
     "version": "10.0.100"
   }
-}
+}