feat: add new required slug property to coder_app, use in URLs (#4573)

coderd/coderdtest/authorize.go

@@ -331,8 +331,9 @@ func NewAuthTester(ctx context.Context, t *testing.T, client *codersdk.Client, a
 							Id:   "something",
 							Auth: &proto.Agent_Token{},
 							Apps: []*proto.App{{
-								Name: "testapp",
-								Url:  "http://localhost:3000",
+								Slug:        "testapp",
+								DisplayName: "testapp",
+								Url:         "http://localhost:3000",
 							}},
 						}},
 					}},
@@ -372,7 +373,7 @@ func NewAuthTester(ctx context.Context, t *testing.T, client *codersdk.Client, a
 		"{template}":            template.ID.String(),
 		"{fileID}":              file.ID.String(),
 		"{workspaceresource}":   workspace.LatestBuild.Resources[0].ID.String(),
-		"{workspaceapp}":        workspace.LatestBuild.Resources[0].Agents[0].Apps[0].Name,
+		"{workspaceapp}":        workspace.LatestBuild.Resources[0].Agents[0].Apps[0].Slug,
 		"{templateversion}":     version.ID.String(),
 		"{jobID}":               templateVersionDryRun.ID.String(),
 		"{templatename}":        template.Name,