added basic app settings

Author: Mohammad Ayub

.gitignore

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+node_modules

app.js

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+const express = require("express");
+const mongoose = require("mongoose");
+const app = express();
+app.use(express.static("public"));
+app.set("view engine", "ejs");
+
+// DB CONNECTION SETUP
+var DATABASE_URL = process.env.MONGODB_DATABASE_URL;
+mongoose.Promise = global.Promise;
+mongoose.connect(DATABASE_URL, {
+    useNewUrlParser: true,
+    useUnifiedTopology: true
+  });
+var db = mongoose.connection;
+db.on('error', console.error.bind(console, 'connection error:'));
+db.once('open', function() {
+    console.log("We are connected to the database!!");
+});
+
+//SCHEMA SETUP
+var blogSchema = mongoose.Schema({
+  name: String,
+  image: String,
+  description: String
+});
+
+// Mongoose Model setup
+var Blog = mongoose.model('Blog', blogSchema);
+
+// APP ROUTES
+app.get("/", (req, res) => {
+  res.send("Welcome to the Blog App!!!!");
+});
+
+// RUN APP SERVER
+const port = process.env.PORT || 5000;
+
+app.listen(port, () => `Server running on port ${port} 🔥`);
+
+
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