Added gitignore templates

ignore/community/JavaScript/Cordova.gitignore

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+# gitignore template for the Cordova framework
+# website: https://cordova.apache.org/
+#
+# Recommended template: Node.gitignore
+
+# App platform binaries and built files
+/platforms
+
+# Optional to ignore plugin Git clones
+#/plugins

ignore/community/JavaScript/Expo.gitignore

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+# .gitignore template for Expo
+# website: https://expo.dev/
+# docs: https://docs.expo.dev/workflow/expo-cli/
+#
+# Rationale:
+# node_modules/ is always ignored
+# .expo/, .expo-shared/ are Expo’s local state and project-settings cache (see docs)
+#  Metro caches/logs are *.expo, *.tunnel, *.cache, *.tmp, *.log
+
+# Node modules
+node_modules/
+
+# Expo local state and caches
+.expo/             # runtime state (Metro bundler, dev-client data, tunnels)
+.expo-shared/      # shared project settings (app.json edits, etc.)
+
+# Metro bundler caches/logs
+*.expo             # generic Expo temp files
+*.tunnel           # Expo DevTools tunnels
+*.cache            # Metro cache folder
+*.tmp              # temp files created during bundling
+*.log              # build or Metro logs
+
+# Environment variables
+.env
+.env.local
+.env.*.local
+
+# Package manager logs
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*

ignore/community/JavaScript/Meteor.gitignore

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+# gitignore template for the Meteor framework
+# website: https://www.meteor.com/
+#
+# Recommended template: Node.gitignore
+
+# protect api keys in setting json
+settings-production.json
+settings.json
+
+# protect your mup.json settings
+mup.json
+mup.js

ignore/community/JavaScript/NWjs.gitignore

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+# gitignore template for NW.js projects
+# website: https://nwjs.io/
+
+# Seen in standard and sdk versions
+credits.html
+locales/
+libEGL.dll
+libGLEv2.dll
+node.dll
+nw.dll
+nw.exe
+natives_blob.bin
+nw_100_percent.pak
+nw_200_percent.pak
+nw_elf.dll
+snapshot_blob.bin
+resources.pak
+
+# Seen only in standard
+d3dcompiler_47.dll
+ffmpeg.dll
+icudtl.dat
+
+# Seen only in sdk
+pnacl/
+chromedriver.exe
+nacl_irt_x86_64.nexe
+nwjc.exe
+payload.exe

ignore/community/JavaScript/Vue.gitignore

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+# gitignore template for Vue.js projects
+#
+# Recommended template: Node.gitignore
+
+# TODO: where does this rule come from?
+docs/_book
+
+# TODO: where does this rule come from?
+test/