feat: add comprehensive documentation and deployment scripts

- Created new documentation files including TROUBLESHOOTING.md, CONFIGURATION.md, and CONTRIBUTING.md.
- Added deployment guide with automated and manual instructions.
- Introduced new YAML configurations for Kubernetes resources and Helm charts.
- Implemented a deployment script for setting up the GitOps infrastructure.

cert-manager/base/cert-manager-namespace.yaml

@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: cert-manager

cert-manager/base/kustomization.yaml

@@ -0,0 +1,11 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - cert-manager-namespace.yaml
+helmCharts:
+  - name: cert-manager
+    repo: https://charts.jetstack.io
+    version: 1.20.2
+    releaseName: cert-manager
+    namespace: cert-manager
+    valuesFile: values.yaml

cert-manager/eu-central-1/cert-issuer.yaml

@@ -0,0 +1,14 @@
+apiVersion: cert-manager.io/v1
+kind: ClusterIssuer
+metadata:
+  name: letsencrypt-prod
+spec:
+  acme:
+    email: janis-e@gmx.de
+    server: https://acme-v02.api.letsencrypt.org/directory
+    privateKeySecretRef:
+      name: letsencrypt-prod-key
+    solvers:
+      - http01:
+          ingress:
+            class: nginx

cert-manager/eu-central-1/kustomization.yaml

@@ -0,0 +1,5 @@
+apiVersion: kustomize.config.k8s.io/v1beta1
+kind: Kustomization
+resources:
+  - ../base
+  - cert-issuer.yaml