Add template index and language templates (Python, JavaScript, Java, Go, Rust)

gitignore_generator/templates/languages/rust.gitignore

@@ -0,0 +1,43 @@
+# Generated by Cargo
+target/
+
+# Cargo.lock
+Cargo.lock
+
+# Backup files
+*.bak
+
+# IDE - IntelliJ
+.idea/
+*.iml
+*.ipr
+*.iws
+.project
+.classpath
+.settings/
+.vscode/
+
+# Visual Studio Code
+.vscode/*
+!.vscode/extensions.json
+
+# OS
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# Vim
+*.swp
+*.swo
+*~
+
+# RustRover
+.cargo/
+.config/
+
+# Misc
+**/*.rs.bk