chore: replace deprecated template-lib

.drone.yml

@@ -271,7 +271,7 @@ steps:
         from_secret: matrix_password
       roomid:
         from_secret: matrix_roomid
-      template: "Status: **{{ build.Status }}**<br/> Build: [{{ repo.Owner }}/{{ repo.Name }}]({{ build.Link }}){{#if build.Branch}} ({{ build.Branch }}){{/if}} by {{ commit.Author }}<br/> Message: {{ commit.Message.Title }}"
+      template: "Status: **{{ .Build.Status }}**<br/> Build: [{{ .Repo.Owner }}/{{ .Repo.Name }}]({{ .Build.Link }}){{#if .Build.Branch}} ({{ .Build.Branch }}){{/if}} by {{ .Commit.Author }}<br/> Message: {{ .Commit.Message.Title }}"
       username:
         from_secret: matrix_username
     when:
@@ -292,6 +292,6 @@ depends_on:
 
 ---
 kind: signature
-hmac: 23c3365c3e827c02c0c57ab6d98e5bca2780471061b7976dad14578982404ad8
+hmac: a7e5de7ca26b5fa95bab02bf1e4cfe390ec90da4683e4f80244cfdce33c0d9a4
 
 ...

_docs/data/data.yaml

@@ -32,7 +32,9 @@ properties:
     required: false
 
   - name: template
-    description: Golang template for the messages.
-    defaultValue: build {{ build.status }} [{{ repo.owner }}/{{ repo.name }}#{{ truncate build.commit 8 }}]({{ build.link }}) ({{ build.branch }}) by {{ build.author }}
+    description: |
+      Golang template for the message. The [pipeline struct](https://pkg.go.dev/github.com/thegeeklab/drone-plugin-lib/v2/drone#Pipeline)
+      is exposed to the template and all fields can be referenced. To extend the functionality, [sprig functions](https://masterminds.github.io/sprig/) can also be used.
+    defaultValue: "Build {{ .Build.Status }} [{{ .Repo.Owner }}/{{ .Repo.Name }}#{{ trunc 8 .Commit.SHA }}]({{ .Build.Link }}) ({{ .Build.Branch }}) by {{ .Commit.Author }}"
     type: string
     required: false

cmd/drone-matrix/config.go

@@ -62,7 +62,7 @@ func settingsFlags(settings *plugin.Settings, category string) []cli.Flag {
 			EnvVars: []string{"PLUGIN_TEMPLATE", "MATRIX_TEMPLATE"},
 			Usage:   "message template",
 			//nolint:lll
-			Value:       "Build {{ build.Status }} [{{ repo.Owner }}/{{ repo.Name }}#{{ truncate commit.SHA 8 }}]({{ build.Link }}) ({{ build.Branch }}) by {{ commit.Author }}",
+			Value:       "Build {{ .Build.Status }} [{{ .Repo.Owner }}/{{ .Repo.Name }}#{{ trunc 8 .Commit.SHA }}]({{ .Build.Link }}) ({{ .Build.Branch }}) by {{ .Commit.Author }}",
 			Destination: &settings.Template,
 			Category:    category,
 		},