Document bucketDir config option (#6191) [ci skip]

Signed-off-by: Ben Sherman <bentshermann@gmail.com>

Author: bentsherman

docs/reference/config.md

@@ -8,6 +8,9 @@ This page lists all of the available settings in the {ref}`Nextflow configuratio
 
 ## Unscoped options
 
+`bucketDir`
+: The remote work directory used by hybrid workflows. Equivalent to the `-bucket-dir` option of the `run` command.
+
 `cleanup`
 : If `true`, on a successful completion of a run all files in *work* directory are automatically deleted.
 

modules/nextflow/src/main/groovy/nextflow/config/ConfigValidator.groovy

@@ -36,7 +36,6 @@ class ConfigValidator {
      * Hidden options added by ConfigBuilder
      */
     private static final List<String> hiddenOptions = List.of(
-        'bucketDir',
         'cacheable',
         'dumpChannels',
         'libDir',

modules/nf-lang/src/main/java/nextflow/config/scopes/Config.java

@@ -25,6 +25,12 @@ public class Config implements ConfigScope {
 
     // OPTIONS
 
+    @ConfigOption
+    @Description("""
+        The remote work directory used by hybrid workflows. Equivalent to the `-bucket-dir` option of the `run` command.
+    """)
+    public Path bucketDir;
+
     @ConfigOption
     @Description("""
         If `true`, on a successful completion of a run all files in *work* directory are automatically deleted.