docs(samples): Add detectIntent samples (#263)

* add webhook-configure-session-parameter-enable-agent-response sample and test

Change-Id: Ia8593160ed33060eb497a15723b21c1221ce55c9

* add webhook-configure-session-parameter-trigger-transition sample and test

Change-Id: I118abb59182879b6969018da97d04eea0b8daeb0

* add webhook-configure-optional-or-required-form-parameters sample and test

Change-Id: I7cbfeb11cece7ccf873dbc7a6dd7cff9ae264ffe

* add configure-session-parameters sample and test

Change-Id: Ib9f1a110473751508b50259c4696593580c64a91

* fix form parameter path

Change-Id: I6411000a7d0240d7552d725c2fd1049be781a9ab

* add webhook-validate-form-parameter sample and test

Change-Id: I82097be3fc3f91651c88b99c7431ebb602c42c66

* add cx to region tag

Change-Id: I6640604512c27a341ab8e26238bf8c3fbd1e77ef

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* fix test

Change-Id: Icc70e18b40d8684c7909e8383b4c226fa94a162b

* fix region tag

Change-Id: I0fe3849c0eaf12eaf247088993898cbb47dace44

* add detect intent with sentiment analysis sample and test

Change-Id: I99aa3985c64b6c80ec1a85591b1e49f381c379de

* punctuation

Change-Id: I2fe6f929f4c786595b4bbc4fbe422f2370d3adf0

* add detect intent with eventInput sample and test

Change-Id: I32a5b04e975b8e1a4c7d92b328d3bdd1e1c70448

* fix region tag

Change-Id: I3795770f8ef68e154f36057ca9aa1bbb2ad8075f

* add detect intent with IntentInput sample and test

Change-Id: Iea12505b745ea8ea3995fdca2381f6e4bf60d051

* add detect intent synthesize tts response sample and test

Change-Id: Ie7d22212f6f8107a36f555e771ff409c2d1f0bf0

* add resource output file

Change-Id: I3f0f78d5dbb30a0c50ecad3996332cbd6ff0b7b5

* fix formatting

Change-Id: Ia651757249955d18613f844734674f1eea49ed82

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

* fix test agent

Change-Id: Ib75ccf20985dcfae3130619f69c5fd546b24ca1d

* fix test

Change-Id: I1423fdb6916fa50fe0f21481fb1964e08ab62080

* change function names

Change-Id: Iaa02c248807b72fcff4f07b46f0f70fddf9d6e7a

* change test

Change-Id: If5ea5d044f040cdb0f3b121af5af960322a1cf5a

* change test

Change-Id: I9a6b457d1739b2f51de86b77d75d9d0ce2973b04

* change test

Change-Id: I92f20ec34c132448a0375d0c88f64b705eb216f5

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: aribray

packages/google-cloud-dialogflow-cx/README.md

@@ -142,8 +142,12 @@ Samples are in the [`samples/`](https://github.com/googleapis/nodejs-dialogflow-
 | Create-page | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/create-page.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/create-page.js,samples/README.md) |
 | Delete-page | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/delete-page.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/delete-page.js,samples/README.md) |
 | Detect-intent-audio | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-audio.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-audio.js,samples/README.md) |
+| Detect-intent-event | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-event.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-event.js,samples/README.md) |
 | Detect-intent-streaming | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-streaming.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-streaming.js,samples/README.md) |
+| Detect-intent-synthesize-tts-response | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-synthesize-tts-response.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-synthesize-tts-response.js,samples/README.md) |
 | Detect-intent-text | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-text.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-text.js,samples/README.md) |
+| Detect-intent-with-intent-input | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-with-intent-input.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-with-intent-input.js,samples/README.md) |
+| Detect-intent-with-sentiment-analysis | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-with-sentiment-analysis.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-with-sentiment-analysis.js,samples/README.md) |
 | List-intents | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/list-intents.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/list-intents.js,samples/README.md) |
 | List-page | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/list-page.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/list-page.js,samples/README.md) |
 | List-testcase-results | [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/list-testcase-results.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/list-testcase-results.js,samples/README.md) |

packages/google-cloud-dialogflow-cx/samples/README.md

@@ -16,8 +16,12 @@
   * [Create-page](#create-page)
   * [Delete-page](#delete-page)
   * [Detect-intent-audio](#detect-intent-audio)
+  * [Detect-intent-event](#detect-intent-event)
   * [Detect-intent-streaming](#detect-intent-streaming)
+  * [Detect-intent-synthesize-tts-response](#detect-intent-synthesize-tts-response)
   * [Detect-intent-text](#detect-intent-text)
+  * [Detect-intent-with-intent-input](#detect-intent-with-intent-input)
+  * [Detect-intent-with-sentiment-analysis](#detect-intent-with-sentiment-analysis)
   * [List-intents](#list-intents)
   * [List-page](#list-page)
   * [List-testcase-results](#list-testcase-results)
@@ -115,6 +119,23 @@ __Usage:__
 
 
 
+### Detect-intent-event
+
+View the [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-event.js).
+
+[![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-event.js,samples/README.md)
+
+__Usage:__
+
+
+`node samples/detect-intent-event.js`
+
+
+-----
+
+
+
+
 ### Detect-intent-streaming
 
 View the [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-streaming.js).
@@ -132,6 +153,23 @@ __Usage:__
 
 
 
+### Detect-intent-synthesize-tts-response
+
+View the [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-synthesize-tts-response.js).
+
+[![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-synthesize-tts-response.js,samples/README.md)
+
+__Usage:__
+
+
+`node samples/detect-intent-synthesize-tts-response.js`
+
+
+-----
+
+
+
+
 ### Detect-intent-text
 
 View the [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-text.js).
@@ -149,6 +187,40 @@ __Usage:__
 
 
 
+### Detect-intent-with-intent-input
+
+View the [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-with-intent-input.js).
+
+[![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-with-intent-input.js,samples/README.md)
+
+__Usage:__
+
+
+`node samples/detect-intent-with-intent-input.js`
+
+
+-----
+
+
+
+
+### Detect-intent-with-sentiment-analysis
+
+View the [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/detect-intent-with-sentiment-analysis.js).
+
+[![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/nodejs-dialogflow-cx&page=editor&open_in_editor=samples/detect-intent-with-sentiment-analysis.js,samples/README.md)
+
+__Usage:__
+
+
+`node samples/detect-intent-with-sentiment-analysis.js`
+
+
+-----
+
+
+
+
 ### List-intents
 
 View the [source code](https://github.com/googleapis/nodejs-dialogflow-cx/blob/main/samples/list-intents.js).