Recommended changes from review of #1568

- Make Resources an `interface{}` to support arbitrary yaml
- Remove `wwctl resource` as incompatible with arbitrary yaml
- Revert changes to host overlay templates
- Remove NFS mount options from warewulf.conf
- Replace NFS support / resource prefix with "fstab" resource
- Move resources to profiles
- Migrate warewulf.conf mounts to nodes.conf with `wwctl upgrade`
- Add documentation

Signed-off-by: Jonathon Anderson <janderson@ciq.com>

internal/pkg/node/fields_test.go

@@ -103,6 +103,9 @@ func Test_listFields(t *testing.T) {
 							},
 						},
 					},
+					Resources: map[string]Resource{
+						"resource": "resvalue",
+					},
 				},
 			},
 			fields: []string{
@@ -142,7 +145,7 @@ func Test_listFields(t *testing.T) {
 				"NetDevs[default].Tags[nettag]",
 				"Tags[tag]",
 				"PrimaryNetDev",
-				"Resources",
+				"Resources[resource]",
 			},
 		},
 		"profile": {
@@ -157,6 +160,9 @@ func Test_listFields(t *testing.T) {
 						},
 					},
 				},
+				Resources: map[string]Resource{
+					"resource": "resvalue",
+				},
 			},
 			fields: []string{
 				"Profiles",
@@ -193,7 +199,7 @@ func Test_listFields(t *testing.T) {
 				"NetDevs[default].Tags[nettag]",
 				"Tags[tag]",
 				"PrimaryNetDev",
-				"Resources",
+				"Resources[resource]",
 			},
 		},
 	}