Added build tools

.prettierignore

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+.localdevserver
+.sfdx
+.vscode

.prettierrc

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+{
+    "trailingComma": "none",
+    "singleQuote": true,
+    "tabWidth": 4,
+    "overrides": [
+        {
+            "files": "**/lwc/**/*.html",
+            "options": { "parser": "lwc" }
+        },
+        {
+            "files": "*.{cmp,page,component}",
+            "options": { "parser": "html" }
+        }
+    ]
+}

install-scripts/check-version.js

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+const semver = require('semver');
+const pjson = require('../package.json');
+
+const version = pjson.engines.node;
+if (!semver.satisfies(process.version, version)) {
+    console.log(
+        `\n\nRequired node version ${version} not satisfied with current version ${process.version}.\n\n`
+    );
+    process.exit(1);
+}