feat: add loki as helmfile

helmfile.d/loki.yaml.gotmpl

@@ -0,0 +1,43 @@
+bases:
+ - ../envs/environments.yaml.gotmpl
+
+repositories:
+- name: loki
+  url: https://grafana.github.io/helm-charts
+
+commonLabels:
+  tier: system
+
+releases:
+- name: loki
+  namespace: loki
+  chart: loki/loki
+  # version: 1.2.3
+  condition: loki.enabled
+  values:
+  - ../values/loki/values/loki.yaml.gotmpl
+  - ../values/loki/values/loki-{{ .Environment.Name }}.yaml.gotmpl
+  postRenderer: ../bin/kustomizer
+  postRendererArgs:
+  - ../values/loki/kustomize/{{ .Environment.Name }}
+  missingFileHandler: Info
+- name: manifests
+  namespace: loki
+  chart: manifests
+  condition: loki.enabled
+  missingFileHandler: Info
+  values:
+  - ../values/env.yaml
+  - ../values/env-{{ requiredEnv "ARGOCD_ENV_CLUSTER_NAME" }}.yaml
+  - ../values/loki/env.yaml.gotmpl
+  - ../values/loki/env-{{ requiredEnv "ARGOCD_ENV_CLUSTER_NAME" }}.yaml.gotmpl
+  hooks:
+  - events: [ prepare, cleanup ]
+    showlogs: true
+    command: ../bin/helmify
+    args:
+    - '{{`{{ if eq .Event.Name "prepare" }}build{{ else }}clean{{ end }}`}}'
+    - '{{`{{ .Release.Chart }}`}}'
+    - '{{`{{ .Environment.Name }}`}}'
+    - ../values/loki/manifests
+    - manifests