feat: add startup script logs to the ui (#6558)

* Add startup script logs to the database

* Add coderd endpoints for startup script logs

* Push startup script logs from agent

* Pull startup script logs on frontend

* Rename queries

* Add constraint

* Start creating log sending loop

* Add log sending to the agent

* Add tests for streaming logs

* Shorten notify channel name

* Add FE

* Improve bulk log performance

* Finish UI display

* Fix startup log visibility

* Add warning for overflow

* Fix agent queue logs overflow

* Display staartup logs in a virtual DOM for performance

* Fix agent queue with loads of logs

* Fix authorize test

* Remove faulty test

* Fix startup and shutdown reporting error

* Fix gen

* Fix comments

* Periodically purge old database entries

* Add test fixture for migration

* Add Storybook

* Check if there are logs when displaying features

* Fix startup component overflow gap

* Fix startup log wrapping

---------

Co-authored-by: Asher <ash@coder.com>

docs/api/agents.md

@@ -519,6 +519,8 @@ curl -X GET http://coder-server:8080/api/v2/workspaceagents/{workspaceagent} \
   "resource_id": "4d5215ed-38bb-48ed-879a-fdb9ca58522f",
   "shutdown_script": "string",
   "shutdown_script_timeout_seconds": 0,
+  "startup_logs_length": 0,
+  "startup_logs_overflowed": true,
   "startup_script": "string",
   "startup_script_timeout_seconds": 0,
   "status": "connecting",
@@ -717,3 +719,58 @@ curl -X GET http://coder-server:8080/api/v2/workspaceagents/{workspaceagent}/pty
 | 101    | [Switching Protocols](https://tools.ietf.org/html/rfc7231#section-6.2.2) | Switching Protocols |        |
 
 To perform this operation, you must be authenticated. [Learn more](authentication.md).
+
+## Get startup logs by workspace agent
+
+### Code samples
+
+```shell
+# Example request using curl
+curl -X GET http://coder-server:8080/api/v2/workspaceagents/{workspaceagent}/startup-logs \
+  -H 'Accept: application/json' \
+  -H 'Coder-Session-Token: API_KEY'
+```
+
+`GET /workspaceagents/{workspaceagent}/startup-logs`
+
+### Parameters
+
+| Name             | In    | Type         | Required | Description        |
+| ---------------- | ----- | ------------ | -------- | ------------------ |
+| `workspaceagent` | path  | string(uuid) | true     | Workspace agent ID |
+| `before`         | query | integer      | false    | Before log id      |
+| `after`          | query | integer      | false    | After log id       |
+| `follow`         | query | boolean      | false    | Follow log stream  |
+
+### Example responses
+
+> 200 Response
+
+```json
+[
+  {
+    "created_at": "2019-08-24T14:15:22Z",
+    "id": 0,
+    "output": "string"
+  }
+]
+```
+
+### Responses
+
+| Status | Meaning                                                 | Description | Schema                                                                                    |
+| ------ | ------------------------------------------------------- | ----------- | ----------------------------------------------------------------------------------------- |
+| 200    | [OK](https://tools.ietf.org/html/rfc7231#section-6.3.1) | OK          | array of [codersdk.WorkspaceAgentStartupLog](schemas.md#codersdkworkspaceagentstartuplog) |
+
+<h3 id="get-startup-logs-by-workspace-agent-responseschema">Response Schema</h3>
+
+Status Code **200**
+
+| Name           | Type              | Required | Restrictions | Description |
+| -------------- | ----------------- | -------- | ------------ | ----------- |
+| `[array item]` | array             | false    |              |             |
+| `» created_at` | string(date-time) | false    |              |             |
+| `» id`         | integer           | false    |              |             |
+| `» output`     | string            | false    |              |             |
+
+To perform this operation, you must be authenticated. [Learn more](authentication.md).