Fix #1076 - Make detail and title a runtime expression in the schema

Signed-off-by: Ricardo Zanini <[email protected]>

Author: ricardozanini

dsl-reference.md

@@ -1115,7 +1115,7 @@ Defines the configuration of a catch clause, which a concept used to catch error
 
 | Name | Type | Required | Description |
 |:--|:---:|:---:|:---|
-| errors | [`errorFilter`](#retry) | `no` | The definition of the errors to catch. |
+| errors | [`errorFilter`](#error) | `no` | The definition of the errors to catch. |
 | as | `string` | `no` | The name of the runtime expression variable to save the error as. Defaults to 'error'. |
 | when | `string`| `no` | A runtime expression used to determine whether or not to catch the filtered error. |
 | exceptWhen | `string` | `no` | A runtime expression used to determine whether or not to catch the filtered error. |
@@ -1958,8 +1958,8 @@ Defines the [Problem Details RFC](https://datatracker.ietf.org/doc/html/rfc7807)
 | type | [`uri-template`](#uri-template) | `yes` | A URI reference that identifies the [`error`](#error) type. <br><u>For cross-compatibility concerns, it is strongly recommended to use [Standard Error Types](#standard-error-types) whenever possible.<u><br><u>Runtimes **MUST** ensure that the property has been set when raising or escalating the [`error`](#error).<u> |
 | status | `integer` | `yes` | The status code generated by the origin for this occurrence of the [`error`](#error).<br><u>For cross-compatibility concerns, it is strongly recommended to use [HTTP Status Codes](https://datatracker.ietf.org/doc/html/rfc7231#section-6) whenever possible.<u><br><u>Runtimes **MUST** ensure that the property has been set when raising or escalating the [`error`](#error).<u> |
 | instance | `string` | `no` | A [JSON Pointer](https://datatracker.ietf.org/doc/html/rfc6901) used to reference the component the [`error`](#error) originates from.<br><u>Runtimes **MUST** set the property when raising or escalating the [`error`](#error). Otherwise ignore.<u> |
-| title | `string` | `no` | A short, human-readable summary of the [`error`](#error). |
-| detail | `string` | `no` | A human-readable explanation specific to this occurrence of the [`error`](#error). |
+| title | `string` | `no` | A short, human-readable summary of the [`error`](#error) or a [runtime expression](dsl.md#runtime-expressions) |
+| detail | `string` | `no` | A human-readable explanation specific to this occurrence of the [`error`](#error) or a [runtime expression](dsl.md#runtime-expressions) |
 
 #### Examples
 

schema/workflow.yaml

@@ -1188,11 +1188,11 @@ $defs:
             title: ExpressionErrorInstance
             description: An expression based error instance.
       title:
-        type: string
+        $ref: '#/$defs/runtimeExpression'
         title: ErrorTitle
         description: A short, human-readable summary of the error.
       detail:
-        type: string
+        $ref: '#/$defs/runtimeExpression'
         title: ErrorDetails
         description: A human-readable explanation specific to this occurrence of the error.
     required: [ type, status ]