Refactor templates (#52)

* Switching from docker compose to abstract form - should be easier to k8s later
* Text loader util
* Recreate templates

templates/decode-config.jsonnet

@@ -0,0 +1,29 @@
+
+local components = import "components.jsonnet";
+
+local apply = function(p, components)
+
+    local component = components[p.name];
+
+    (component + {
+
+        with:: function(k, v) self + {
+            [k]:: v
+        },
+
+        with_params:: function(pars)
+            self + std.foldl(
+                function(obj, par) obj.with(par.key, par.value),
+                std.objectKeysValues(pars),
+                self
+            ),
+
+    }).with_params(p.parameters);
+
+local decode = function(config)
+    local add = function(state, c) state + apply(c, components);
+    local patterns = std.foldl(add, config, {});
+    patterns;
+
+decode
+