Added a data entry page with initial content.

tsconfig.json

@@ -0,0 +1,40 @@
+{
+	"compilerOptions": {
+		/* Basic Options */
+		"target": "es2018",
+		"module": "esNext",
+		"lib": ["esnext", "dom"],
+		"allowJs": true,
+		"checkJs": false,
+		"jsx": "preserve",
+		"incremental": true,
+		"noEmit": true,
+
+		/* Strict Type-Checking Options */
+		"strict": true,
+		"noImplicitAny": true,
+		"strictNullChecks": true,
+
+		/* Additional Checks */
+		"noUnusedLocals": true,
+		"noUnusedParameters": true,
+		"noImplicitReturns": false,
+		"noFallthroughCasesInSwitch": false,
+
+		/* Module Resolution Options */
+		"baseUrl": ".",
+		"paths": {
+			/* Support absolute /imports/* with a leading '/' */
+			"/*": ["*"]
+		},
+		"moduleResolution": "node",
+		"resolveJsonModule": true,
+		"types": ["node", "mocha"],
+		"esModuleInterop": true,
+		"preserveSymlinks": true
+	},
+	"exclude": [
+		"./.meteor/**",
+		"./packages/**"
+	]
+}