Add v4, with proxy, app and db

bulletin-board-db/init-db.sql

@@ -0,0 +1,20 @@
+CREATE DATABASE BulletinBoard;
+GO
+
+USE BulletinBoard;
+
+CREATE TABLE Events (
+  Id INT IDENTITY(1,1) NOT NULL PRIMARY KEY,
+  Title NVARCHAR(50),
+  Detail NVARCHAR(200),
+  [Date] DATETIMEOFFSET,
+  CreatedAt DATETIMEOFFSET NOT NULL, 
+  UpdatedAt DATETIMEOFFSET NOT NULL
+);
+
+INSERT INTO Events (Title, Detail, [Date], CreatedAt, UpdatedAt) VALUES
+(N'Docker for Beginners', N'Introduction to Docker using Node.js', '2017-11-21', GETDATE(), GETDATE()),
+(N'Advanced Orchestration', N'Deep dive into Docker Swarm', '2017-12-25', GETDATE(), GETDATE()),
+(N'Docker on Windows', N'From 101 to production', '2018-01-01', GETDATE(), GETDATE());
+
+SELECT * FROM BulletinBoard.dbo.Events;