add version parameter and bump version

Author: cimendes

main.nf

@@ -29,6 +29,12 @@ if (params.help){
     exit 0
 }
 
+params.version = false
+if (params.version){
+    println("LMAS version $workflow.manifest.version")
+    exit 0
+}
+
 /*
 ========================================================================================
     VALIDATE INPUTS

nextflow.config

@@ -2,7 +2,7 @@ manifest {
 
     name = "LMAS - Last Metagenomic Assembler Standing"
     mainScript = "main.nf"
-    version = "2.0.0"
+    version = "2.0.1"
     defaultBranch = 'main'
 
 }