Update and expand Hello Config (#410)

* Fleshed out Hello Config with additional topics and more detailed exercises
* Reorganized order of sections

---------

Signed-off-by: Marcel Ribeiro-Dantas <[email protected]>
Co-authored-by: Ken Brewer <[email protected]>
Co-authored-by: Marcel Ribeiro-Dantas <[email protected]>
Co-authored-by: adamrtalbot <[email protected]>

Author: 4 people

docs/hello_nextflow/06_hello_config.md

@@ -1,2 +1,2 @@
-docker.enabled = true
-docker.fixOwnership = true
+docker.fixOwnership = true
+docker.enabled = true

docs/hello_nextflow/img/cpu-after.png

@@ -0,0 +1,8 @@
+{
+    "reads_bam": "data/sample_bams.txt",
+    "reference": "data/ref/ref.fasta",
+    "reference_index": "data/ref/ref.fasta.fai",
+    "reference_dict": "data/ref/ref.dict",
+    "intervals": "data/ref/intervals.bed",
+    "cohort_name": "family_trio"
+}

docs/hello_nextflow/img/cpu-before.png

@@ -0,0 +1,4 @@
+docker.fixOwnership = true
+
+docker.enabled = false
+conda.enabled = true

docs/hello_nextflow/img/memory-after.png

@@ -0,0 +1,10 @@
+docker.fixOwnership = true
+
+profiles {
+    docker_on {
+        docker.enabled = true
+    }
+    conda_on {
+        conda.enabled = true
+    }
+}