added groups apis

src/Sql/dbo/Stored Procedures/Group_Create.sql

@@ -0,0 +1,27 @@
+CREATE PROCEDURE [dbo].[Group_Create]
+    @Id UNIQUEIDENTIFIER,
+    @OrganizationId UNIQUEIDENTIFIER,
+    @Name VARCHAR(MAX),
+    @CreationDate DATETIME2(7),
+    @RevisionDate DATETIME2(7)
+AS
+BEGIN
+    SET NOCOUNT ON
+
+    INSERT INTO [dbo].[Group]
+    (
+        [Id],
+        [OrganizationId],
+        [Name],
+        [CreationDate],
+        [RevisionDate]
+    )
+    VALUES
+    (
+        @Id,
+        @OrganizationId,
+        @Name,
+        @CreationDate,
+        @RevisionDate
+    )
+END