Evaluate run-name field for workflows (#137)

To support https://github.com/go-gitea/gitea/pull/34301

Reviewed-on: https://gitea.com/gitea/act/pulls/137
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: badhezi <zlilaharon@gmail.com>
Co-committed-by: badhezi <zlilaharon@gmail.com>

pkg/jobparser/jobparser.go

@@ -8,6 +8,7 @@ import (
 
 	"gopkg.in/yaml.v3"
 
+	"github.com/nektos/act/pkg/exprparser"
 	"github.com/nektos/act/pkg/model"
 )
 
@@ -40,6 +41,10 @@ func Parse(content []byte, options ...ParseOption) ([]*SingleWorkflow, error) {
 	if err != nil {
 		return nil, fmt.Errorf("invalid jobs: %w", err)
 	}
+
+	evaluator := NewExpressionEvaluator(exprparser.NewInterpeter(&exprparser.EvaluationEnvironment{Github: pc.gitContext, Vars: pc.vars}, exprparser.Config{}))
+	workflow.RunName = evaluator.Interpolate(workflow.RunName)
+
 	for i, id := range ids {
 		job := jobs[i]
 		matricxes, err := getMatrixes(origin.GetJob(id))
@@ -65,6 +70,7 @@ func Parse(content []byte, options ...ParseOption) ([]*SingleWorkflow, error) {
 				Env:            workflow.Env,
 				Defaults:       workflow.Defaults,
 				RawPermissions: workflow.RawPermissions,
+				RunName:        workflow.RunName,
 			}
 			if err := swf.SetJob(id, job); err != nil {
 				return nil, fmt.Errorf("SetJob: %w", err)

pkg/jobparser/model.go

@@ -16,6 +16,7 @@ type SingleWorkflow struct {
 	RawJobs        yaml.Node         `yaml:"jobs,omitempty"`
 	Defaults       Defaults          `yaml:"defaults,omitempty"`
 	RawPermissions yaml.Node         `yaml:"permissions,omitempty"`
+	RunName        string            `yaml:"run-name,omitempty"`
 }
 
 func (w *SingleWorkflow) Job() (string, *Job) {