refactor(cluster)!: Update flux installation and upgrade method

Other changes include:
- Rename cluster/base to cluster/flux
- Add config and charts fluxtomizations
- Update scripts and taskfiles to reflect changes

tmpl/cluster/flux-cluster.yaml

@@ -2,10 +2,10 @@
 apiVersion: source.toolkit.fluxcd.io/v1beta2
 kind: GitRepository
 metadata:
-  name: flux-system
+  name: flux-cluster
   namespace: flux-system
 spec:
-  interval: 5m0s
+  interval: 10m
   ref:
     branch: main
   url: ${BOOTSTRAP_GIT_REPOSITORY}
@@ -13,16 +13,13 @@ spec:
 apiVersion: kustomize.toolkit.fluxcd.io/v1beta2
 kind: Kustomization
 metadata:
-  name: flux-system
+  name: flux-cluster
   namespace: flux-system
 spec:
-  interval: 10m0s
-  path: ./cluster/base
+  interval: 10m
+  path: ./cluster/flux
   prune: true
+  wait: false
   sourceRef:
     kind: GitRepository
-    name: flux-system
-  decryption:
-    provider: sops
-    secretRef:
-      name: sops-age
+    name: flux-cluster