(generator): change generator to allow for subproject leads

Signed-off-by: Nabarun Pal <pal.nabarun95@gmail.com>

generator/app.go

@@ -230,6 +230,7 @@ type Subproject struct {
 	Description string   `yaml:",omitempty"`
 	Contact     *Contact `yaml:",omitempty"`
 	Owners      []string
+	Leads       []Person  `yaml:",omitempty"`
 	Meetings    []Meeting `yaml:",omitempty"`
 }
 
@@ -395,6 +396,9 @@ func (c *Context) Sort() {
 						return subproject.Contact.GithubTeams[i].Name < subproject.Contact.GithubTeams[j].Name
 					})
 				}
+				sort.Slice(subproject.Leads, func(i, j int) bool {
+					return subproject.Leads[i].GitHub < subproject.Leads[j].GitHub
+				})
 				sort.Strings(subproject.Owners)
 				sort.Slice(subproject.Meetings, func(i, j int) bool {
 					return subproject.Meetings[i].Description < subproject.Meetings[j].Description

generator/sig_readme.tmpl

@@ -89,6 +89,12 @@ The following [subprojects][subproject-definition] are owned by sig-{{.Label}}:
 ### {{.Name}}
 {{- if .Description }}
 {{ trimSpace .Description }}
+{{- end }}
+{{- if .Leads }}
+- **Leads:**{{ range .Leads }}
+  - {{.Name}} (**[@{{.GitHub}}](https://github.com/{{.GitHub}})**){{if .Company}}, {{.Company}}{{end}}
+{{- end }}
+
 {{- end }}
 - **Owners:**
 {{- range .Owners }}