[SRD] Added postman collection

Added postman collection for quick reference of how to invoke the APIs

postmancollectionforapis/Spring Webflux.postman_collection.json

+{
+	"variables": [],
+	"info": {
+		"name": "Spring Webflux",
+		"_postman_id": "d9593401-54b0-bf5c-e87e-e088f27ec4b9",
+		"description": "",
+		"schema": "https://schema.getpostman.com/json/collection/v2.0.0/collection.json"
+	},
+	"item": [
+		{
+			"name": "GetAllTweets",
+			"request": {
+				"url": "http://localhost:8080/myTweets",
+				"method": "GET",
+				"header": [],
+				"body": {},
+				"description": ""
+			},
+			"response": []
+		},
+		{
+			"name": "Create Tweet",
+			"request": {
+				"url": "http://localhost:8080/createTweet",
+				"method": "POST",
+				"header": [
+					{
+						"key": "Content-Type",
+						"value": "application/json",
+						"description": ""
+					}
+				],
+				"body": {
+					"mode": "raw",
+					"raw": "{\n\t\"id\": \"3\",\n\t\"text\": \"Spring Reactive Example\"\n}"
+				},
+				"description": ""
+			},
+			"response": []
+		},
+		{
+			"name": "GetTweetById",
+			"request": {
+				"url": "http://localhost:8080/myTweets/1",
+				"method": "GET",
+				"header": [],
+				"body": {},
+				"description": "API to get the Tweet details by Tweet Id"
+			},
+			"response": []
+		},
+		{
+			"name": "UpdateTweetById",
+			"request": {
+				"url": "http://localhost:8080/myTweets/1",
+				"method": "PUT",
+				"header": [
+					{
+						"key": "Content-Type",
+						"value": "application/json",
+						"description": ""
+					}
+				],
+				"body": {
+					"mode": "raw",
+					"raw": "{\n\t\"text\": \"Updated the previous tweet\"\n}"
+				},
+				"description": "Update the existing Tweet By TweetId"
+			},
+			"response": []
+		},
+		{
+			"name": "DeleteTweetById",
+			"request": {
+				"url": "http://localhost:8080/myTweets/1",
+				"method": "DELETE",
+				"header": [],
+				"body": {},
+				"description": "Delete an existing Tweet by Tweet id"
+			},
+			"response": []
+		},
+		{
+			"name": "TweetsAsServerSentEvents",
+			"request": {
+				"url": "http://localhost:8080/stream/tweets",
+				"method": "GET",
+				"header": [],
+				"body": {},
+				"description": "Tweets are Sent to the client as Server Sent Events"
+			},
+			"response": []
+		}
+	]
+}
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