Merge pull request #8835 from harness/PIPE-22924

docs/platform/variables-and-expressions/runtime-input-usage.md

@@ -468,20 +468,33 @@ For example, if the original file name is `input.txt`, it will be stored as `inp
 To get the exact uploaded file name, navigate to the `Output` tab of the upload step execution, where the full file name can be found.
 
 #### Retrieve Uploaded File Using cURL
-To download the uploaded file, use the following cURL command:
+To download the uploaded file, use the following CURL command:
 
 ```
-curl --location --request GET 'https://app.harness.io/gateway/pipeline/api/input-file/file/PLAN_EXECUTION_ID?accountIdentifier=ACCOUNT_IDENTIFIER&nodeExecutionId=NODE_EXECUTION_ID&fileName=FILE_NAME' \
+curl --location 'https://app.harness.io/gateway/pipeline/api/input-file/download-file?accountIdentifier=ACCOUNT_IDENTIFIER&filePath=FILE_PATH' \
 --header 'x-api-key: PAT_TOKEN'
 ```
 
+Parameters:
+
+- **accountIdentifier**: Required – Specifies the account ID.
+
+- **filePath**: Required – The file path should follow this format:
+
+```
+accountId/runtimeFileInputData/pipelineExecutionId/nodeExecutionId/fileName.extension
+```
+
+You can extract the file path name from the step execution logs or directly via Output Variable.
+
 :::note
 **Important Notes for Uploading Files as Runtime Input:**
 
 1. The total combined file size must not exceed 100 MB.
 2. Each individual file size must not exceed 50 MB.
 3. File names with spaces are currently not supported.
 4. Supported file types include: `jpg`, `jpeg`, `png`, `pdf`, `xls`, `csv`, `xlsx`, `txt`, `json`, `yaml`, `xml`, and `html`.
+5. The total number of upload steps per pipeline cannot exceed two. This includes using templates, saving directly as YAML, or saving through the UI.
 :::
 
 ### Use the default value instead of failing