message: update 01-base
diff: @@ -190,7 +190,7 @@ type Query {
  ```diff
  + query {
  -+ repository(name: "graphql-playground-example", owner:"nasdan") {
  ++ repository(name: "graphql-playground-example", owner:"lemoncode") {
  + id
  + name
  + description
  @@ -199,12 +199,14 @@ type Query {
  ```
  +> [Repository](https://github.com/Lemoncode/graphql-playground-example)
  +
  - If we want to update the description, we have to use a mutation:
  ```diff
  - query {
  + query QueryA {
  - repository(name: "graphql-playground-example", owner:"nasdan") {
  + repository(name: "graphql-playground-example", owner:"lemoncode") {
  id
  name
  description
  @@ -213,8 +215,8 @@ type Query {
  + mutation MutationA {
  + updateRepository(input: {
  -+ repositoryId: "MDEwOlJlcG9zaXRvcnkyOTc3MjE0Njg="
  -+ description: "This is a repository for play with Graphql Playground: https://developer.github.com/v4/explorer/"
  ++ repositoryId: "<repository-id>"
  ++ description: "Updated This is a repository for play with Graphql Playground: https://developer.github.com/v4/explorer/"
  + }) {
  + repository {
  + name
  @@ -232,8 +234,8 @@ type Query {
  - mutation MutationA {
  + mutation MutationA($repositoryInput: UpdateRepositoryInput!) {
  - updateRepository(input: {
  -- repositoryId: "MDEwOlJlcG9zaXRvcnkyOTc3MjE0Njg="
  -- description: "This is a repository for play with Graphql Playground: https://developer.github.com/v4/explorer/"
  +- repositoryId: "<repository-id>"
  +- description: "Updated This is a repository for play with Graphql Playground: https://developer.github.com/v4/explorer/"
  - }) {
  + updateRepository(input: $repositoryInput) {
  repository {
  @@ -247,8 +249,8 @@ type Query {
  ```json
  {
  "repositoryInput": {
  - "repositoryId": "MDEwOlJlcG9zaXRvcnkyOTc3MjE0Njg=",
  - "description": "Updated This is a repository for play with Graphql Playground: https://developer.github.com/v4/explorer/"
  + "repositoryId": "<repository-id>",
  + "description": "This is a repository for play with Graphql Playground: https://developer.github.com/v4/explorer/"
  }
  }
  ```
  