feat: add crossplane with AWS integration

bootstrap/crossplane/kustomization.yaml

@@ -0,0 +1,17 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+
+helmCharts:
+  - name: crossplane
+    repo: https://charts.crossplane.io/stable
+    version: 1.19.0
+    namespace: crossplane-system
+    releaseName: crossplane
+    valuesFile: helm-values.yaml
+
+resources:
+  - ns.yaml
+  - providerconfig.yaml
+
+generators:
+  - secret-generator.yaml