Make spec file optional in release task (for real this time)

Author: bentsherman

src/main/groovy/io/nextflow/gradle/registry/RegistryClient.groovy

@@ -139,7 +139,7 @@ class RegistryClient {
             id: id,
             version: version,
             checksum: "sha512:${checksum}",
-            spec: spec.exists() ? spec.text : null,
+            spec: spec?.text,
             provider: provider
         ]
         def jsonBody = JsonOutput.toJson(requestBody)

src/main/groovy/io/nextflow/gradle/registry/RegistryReleaseIfNotExistsTask.groovy

@@ -45,7 +45,8 @@ class RegistryReleaseIfNotExistsTask extends DefaultTask {
 
         specFile = project.objects.fileProperty()
         specFile.convention(project.provider {
-            buildDir.file("resources/main/META-INF/spec.json")
+            def file = buildDir.file("resources/main/META-INF/spec.json").asFile
+            file.exists() ? project.layout.projectDirectory.file(file.absolutePath) : null
         })
     }
 
@@ -75,7 +76,8 @@ class RegistryReleaseIfNotExistsTask extends DefaultTask {
 
         def registryUri = new URI(registryConfig.resolvedUrl)
         def client = new RegistryClient(registryUri, registryConfig.resolvedAuthToken)
-        def result = client.releaseIfNotExists(project.name, version, project.file(specFile), project.file(zipFile), plugin.provider) as Map<String, Object>
+        def specFileValue = specFile.isPresent() ? project.file(specFile) : null
+        def result = client.releaseIfNotExists(project.name, version, specFileValue, project.file(zipFile), plugin.provider) as Map<String, Object>
 
         if (result.skipped as Boolean) {
             // Plugin already exists - log info message and continue

src/main/groovy/io/nextflow/gradle/registry/RegistryReleaseTask.groovy

@@ -44,7 +44,8 @@ class RegistryReleaseTask extends DefaultTask {
 
         specFile = project.objects.fileProperty()
         specFile.convention(project.provider {
-            buildDir.file("resources/main/META-INF/spec.json")
+            def file = buildDir.file("resources/main/META-INF/spec.json").asFile
+            file.exists() ? project.layout.projectDirectory.file(file.absolutePath) : null
         })
     }
 
@@ -72,7 +73,8 @@ class RegistryReleaseTask extends DefaultTask {
 
         def registryUri = new URI(registryConfig.resolvedUrl)
         def client = new RegistryClient(registryUri, registryConfig.resolvedAuthToken)
-        client.release(project.name, version, project.file(specFile), project.file(zipFile), plugin.provider)
+        def specFileValue = specFile.isPresent() ? project.file(specFile) : null
+        client.release(project.name, version, specFileValue, project.file(zipFile), plugin.provider)
 
         // Celebrate successful plugin upload! 🎉
         project.logger.lifecycle("🎉 SUCCESS! Plugin '${project.name}' version ${version} has been successfully released to Nextflow Registry [${registryUri}]!")