Import .gitignore from CodeIgniter 4 framework repository

See: https://github.com/codeigniter4/framework/blob/master/.gitignore

.gitignore

@@ -1,50 +1,127 @@
-# These are some examples of commonly ignored file patterns.
-# You should customize this list as applicable to your project.
-# Learn more about .gitignore:
-#     https://www.atlassian.com/git/tutorials/saving-changes/gitignore
+#-------------------------
+# Operating Specific Junk Files
+#-------------------------
 
-# Node artifact files
-node_modules/
-dist/
+# OS X
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# OS X Thumbnails
+._*
 
-# Compiled Java class files
-*.class
+# Windows image file caches
+Thumbs.db
+ehthumbs.db
+Desktop.ini
 
-# Compiled Python bytecode
-*.py[cod]
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
 
-# Log files
-*.log
+# Windows Installer files
+*.cab
+*.msi
+*.msm
+*.msp
 
-# Package files
-*.jar
+# Windows shortcuts
+*.lnk
 
-# Maven
-target/
-dist/
+# Linux
+*~
+
+# KDE directory preferences
+.directory
+
+# Linux trash folder which might appear on any partition or disk
+.Trash-*
+
+#-------------------------
+# Environment Files
+#-------------------------
+# These should never be under version control,
+# as it poses a security risk.
+.env
+.vagrant
+Vagrantfile
+
+#-------------------------
+# Temporary Files
+#-------------------------
+writable/cache/*
+!writable/cache/index.html
+
+writable/logs/*
+!writable/logs/index.html
+
+writable/session/*
+!writable/session/index.html
+
+writable/uploads/*
+!writable/uploads/index.html
 
-# JetBrains IDE
+writable/debugbar/*
+
+php_errors.log
+
+#-------------------------
+# User Guide Temp Files
+#-------------------------
+user_guide_src/build/*
+user_guide_src/cilexer/build/*
+user_guide_src/cilexer/dist/*
+user_guide_src/cilexer/pycilexer.egg-info/*
+
+#-------------------------
+# Test Files
+#-------------------------
+tests/coverage*
+
+# Don't save phpunit under version control.
+phpunit
+
+#-------------------------
+# Composer
+#-------------------------
+vendor/
+
+#-------------------------
+# IDE / Development Files
+#-------------------------
+
+# Modules Testing
+_modules/*
+
+# phpenv local config
+.php-version
+
+# Jetbrains editors (PHPStorm, etc)
 .idea/
+*.iml
 
-# Unit test reports
-TEST*.xml
+# Netbeans
+nbproject/
+build/
+nbbuild/
+dist/
+nbdist/
+nbactions.xml
+nb-configuration.xml
+.nb-gradle/
 
-# Generated by MacOS
-.DS_Store
+# Sublime Text
+*.tmlanguage.cache
+*.tmPreferences.cache
+*.stTheme.cache
+*.sublime-workspace
+*.sublime-project
+.phpintel
+/api/
 
-# Generated by Windows
-Thumbs.db
+# Visual Studio Code
+.vscode/
 
-# Applications
-*.app
-*.exe
-*.war
-
-# Large media files
-*.mp4
-*.tiff
-*.avi
-*.flv
-*.mov
-*.wmv
+/results/
+/phpunit*.xml
+/.phpunit.*.cache