more comprehensive gitignore including common hugo directories

Signed-off-by: Pete Lumbis <pete@upbound.io>

.gitignore

@@ -1,5 +1,66 @@
+# Compiled source #
+###################
+*.com
+*.class
+*.dll
+*.exe
+*.o
+*.so
+
+# Packages #
+############
+# it's better to unpack these files and commit the raw source
+# git has its own built in compression methods
+*.7z
+*.dmg
+*.gz
+*.iso
+*.jar
+*.rar
+*.tar
+*.zip
+
+# Logs and databases #
+######################
+*.log
+*.sql
+*.sqlite
+
+# OS generated files #
+######################
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+desktop.ini
+
+# VSCode #
+######################
+.vscode/*
+
+# Common Python Venv #
+######################
+venv/*
+
+# Hugo generated files #
+######################
+resources/*
+resources/_gen/assets/*
+public/*
+hugo
+.hugo_build.lock
+
+# From original Upbound Crossplane .gitignore #
+######################
 /_site
 /vendor
 /node_modules
 .DS_Store
-docs/.DS_Store
+docs/.DS_Store
+
+# jekyll_files
+######################
+jekyll_files/*