Added GCP and Minikube output (#59)

* Added a config to create Minikube k8s, uses hostpath volumes
* Reworked templater to produce docker compose and minikube output
* Fix config templates

templates/engine/gcp-k8s.jsonnet

@@ -0,0 +1,44 @@
+
+local k8s = import "k8s.jsonnet";
+
+local ns = {
+    apiVersion: "v1",
+    kind: "Namespace",
+    metadata: {
+        name: "trustgraph",
+    },
+    "spec": {
+    },
+};
+
+local sc = {
+    apiVersion: "storage.k8s.io/v1",
+    kind: "StorageClass",
+    metadata: {
+        name: "tg",
+    },
+    provisioner: "pd.csi.storage.gke.io",
+    parameters: {
+        type: "pd-balanced",
+        "csi.storage.k8s.io/fstype": "ext4",
+    },
+    reclaimPolicy: "Delete",
+    volumeBindingMode: "WaitForFirstConsumer",
+};
+
+k8s + {
+
+    // Extract resources usnig the engine
+    package:: function(patterns)
+        local resources = [sc, ns] + std.flattenArrays([
+            p.create(self) for p in std.objectValues(patterns)
+        ]);
+        local resourceList = {
+            apiVersion: "v1",
+            kind: "List",
+            items: [ns, sc] + resources,
+        };
+        resourceList
+
+}
+