feat!: Remove support for k3s and go full-on Talos (#1482)

bootstrap/templates/kubernetes/flux/config/flux.yaml.j2

@@ -24,7 +24,7 @@ spec:
     kind: OCIRepository
     name: flux-manifests
   patches:
-    # Remove the network policies that does not work with k3s
+    # Remove the network policies
     - patch: |
         $patch: delete
         apiVersion: networking.k8s.io/v1

bootstrap/templates/kubernetes/flux/repositories/helm/coredns.yaml.j2

@@ -0,0 +1,9 @@
+---
+apiVersion: source.toolkit.fluxcd.io/v1
+kind: HelmRepository
+metadata:
+  name: coredns
+  namespace: flux-system
+spec:
+  interval: 1h
+  url: https://coredns.github.io/helm

bootstrap/templates/kubernetes/flux/repositories/helm/kustomization.yaml.j2

@@ -4,16 +4,16 @@ kind: Kustomization
 resources:
   - ./bjw-s.yaml
   - ./cilium.yaml
+  - ./coredns.yaml
+  - ./jetstack.yaml
+  - ./metrics-server.yaml
+  - ./openebs.yaml
+  - ./postfinance.yaml
+  - ./prometheus-community.yaml
+  - ./spegel.yaml
+  - ./stakater.yaml
   #% if bootstrap_cloudflare.enabled %#
   - ./external-dns.yaml
   - ./ingress-nginx.yaml
   - ./k8s-gateway.yaml
   #% endif %#
-  - ./jetstack.yaml
-  - ./metrics-server.yaml
-  - ./openebs.yaml
-  #% if bootstrap_distribution in ["talos"] %#
-  - ./postfinance.yaml
-  - ./spegel.yaml
-  #% endif %#
-  - ./stakater.yaml

bootstrap/templates/kubernetes/flux/repositories/helm/postfinance.yaml.j2

@@ -1,4 +1,3 @@
-#% if bootstrap_distribution in ["talos"] %#
 ---
 apiVersion: source.toolkit.fluxcd.io/v1
 kind: HelmRepository
@@ -8,4 +7,3 @@ metadata:
 spec:
   interval: 1h
   url: https://postfinance.github.io/kubelet-csr-approver
-#% endif %#

bootstrap/templates/kubernetes/flux/repositories/helm/prometheus-community.yaml.j2

@@ -0,0 +1,11 @@
+---
+# yaml-language-server: $schema=https://kubernetes-schemas.pages.dev/source.toolkit.fluxcd.io/helmrepository_v1.json
+apiVersion: source.toolkit.fluxcd.io/v1
+kind: HelmRepository
+metadata:
+  name: prometheus-community
+  namespace: flux-system
+spec:
+  type: oci
+  interval: 5m
+  url: oci://ghcr.io/prometheus-community/charts

bootstrap/templates/kubernetes/flux/repositories/helm/spegel.yaml.j2

@@ -1,4 +1,3 @@
-#% if bootstrap_distribution in ["talos"] %#
 ---
 apiVersion: source.toolkit.fluxcd.io/v1
 kind: HelmRepository
@@ -9,4 +8,3 @@ spec:
   type: oci
   interval: 5m
   url: oci://ghcr.io/spegel-org/helm-charts
-#% endif %#

bootstrap/templates/kubernetes/flux/vars/cluster-settings.yaml.j2

@@ -5,7 +5,6 @@ metadata:
   name: cluster-settings
   namespace: flux-system
 data:
-  TIMEZONE: "#{ bootstrap_timezone }#"
   CLUSTER_CIDR: "#{ bootstrap_pod_network.split(',')[0] }#"
   NODE_CIDR: "#{ bootstrap_node_network }#"
   #% if bootstrap_feature_gates.dual_stack_ipv4_first %#