diff --git a/README.md b/README.md
index 655a5de..e946e1d 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,25 @@
-# infrastructure
+# Softvisor GmbH Infrastruktur
 
+# Installation von Kubernetes
+
+# Installation von Gitea
+Um Gitea zu installieren, muss folgendes installiert sein: 
+- helm
+- microk8s
+
+Der Windows-Server muss im gleichen Tailscale-Netzwerk sein, in dem der AuthKey generiert wurde.
+
+## Values
+Es müssen in der Datei ```gitea/values.yaml``` folgende Attribute gesetzt sein:
+
+1. tailscale.authKey
+2. gitea.gitea.ldap.bindPassword
+
+Die betroffenen Zeilen sind in der Datei markiert.
+
+## Befehl
+Im Ordner ```infrastructure``` ausführen:
+```
+helm upgrade gitea gitea --install \
+-n gitea \
+```
\ No newline at end of file
diff --git a/backup/gitea-backup.yaml b/backup/gitea-backup.yaml
new file mode 100644
index 0000000..e35fb1c
--- /dev/null
+++ b/backup/gitea-backup.yaml
@@ -0,0 +1,103 @@
+# gitea-backup.yaml
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: gitea-backup-script
+  namespace: gitea
+data:
+  backup.sh: |
+    #!/bin/bash
+    set -euo pipefail
+    
+    BACKUP_DIR="/backup/gitea"
+    DATE=$(date +%Y%m%d_%H%M%S)
+    BACKUP_FILE="gitea_${DATE}.zip"
+    RETENTION_DAYS=30
+    
+    echo "[$(date)] Starting Gitea backup..."
+    
+    # Create backup directory (may fail if permissions issue, that's ok)
+    mkdir -p ${BACKUP_DIR} 2>/dev/null || true
+    
+    # Change to temp directory for dump
+    cd /tmp
+    
+    # Run Gitea dump
+    if gitea dump -c /data/gitea/conf/app.ini --type zip; then
+      echo "[$(date)] ✓ Gitea dump successful"
+      
+      # Find the created dump file
+      DUMP_FILE=$(ls -t gitea-dump-*.zip 2>/dev/null | head -1)
+      
+      if [ -n "$DUMP_FILE" ] && [ -f "$DUMP_FILE" ]; then
+        # Move to backup directory with our naming convention
+        mv "$DUMP_FILE" ${BACKUP_DIR}/${BACKUP_FILE}
+        SIZE=$(du -h ${BACKUP_DIR}/${BACKUP_FILE} | cut -f1)
+        echo "[$(date)] Backup size: ${SIZE}"
+      else
+        echo "[$(date)] ✗ ERROR: Dump file not found!"
+        exit 1
+      fi
+    else
+      echo "[$(date)] ✗ Gitea dump failed!"
+      exit 1
+    fi
+    
+    # Cleanup old backups
+    echo "[$(date)] Cleaning up backups older than ${RETENTION_DAYS} days..."
+    find ${BACKUP_DIR} -name "gitea_*.zip" -mtime +${RETENTION_DAYS} -delete 2>/dev/null || true
+    
+    # List recent backups
+    echo "[$(date)] Recent backups:"
+    ls -lh ${BACKUP_DIR} 2>/dev/null | tail -5 || echo "Could not list backups"
+    
+    echo "[$(date)] Gitea backup completed successfully"
+---
+apiVersion: batch/v1
+kind: CronJob
+metadata:
+  name: gitea-backup
+  namespace: gitea
+spec:
+  schedule: "0 3 * * *"
+  successfulJobsHistoryLimit: 3
+  failedJobsHistoryLimit: 3
+  jobTemplate:
+    spec:
+      template:
+        spec:
+          securityContext:
+            runAsUser: 1000      # Run as git user
+            runAsGroup: 1000     # Run as git group
+            fsGroup: 1000        # Set filesystem group
+          containers:
+          - name: gitea-backup
+            image: gitea/gitea:1.24  # Match your version
+            command: ["/bin/bash", "/scripts/backup.sh"]
+            securityContext:
+              allowPrivilegeEscalation: false
+              runAsNonRoot: true
+            volumeMounts:
+            - name: backup-script
+              mountPath: /scripts
+            - name: gitea-data
+              mountPath: /data
+            - name: backup-storage
+              mountPath: /backup
+            - name: tmp
+              mountPath: /tmp
+          volumes:
+          - name: backup-script
+            configMap:
+              name: gitea-backup-script
+              defaultMode: 0755
+          - name: gitea-data
+            persistentVolumeClaim:
+              claimName: gitea-shared-storage  # Adjust to your PVC name
+          - name: backup-storage
+            hostPath:
+              path: /mnt/backup/k8s-backups  # Fixed path
+              type: DirectoryOrCreate
+          - name: tmp
+            emptyDir: {}
+          restartPolicy: OnFailure
diff --git a/backup/postgres-backup.yaml b/backup/postgres-backup.yaml
new file mode 100644
index 0000000..2b78442
--- /dev/null
+++ b/backup/postgres-backup.yaml
@@ -0,0 +1,92 @@
+# postgres-backup.yaml
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: postgres-backup-script
+  namespace: gitea
+data:
+  backup.sh: |
+    #!/bin/bash
+    set -euo pipefail
+
+    BACKUP_DIR="/backup/postgres"
+    DATE=$(date +%Y%m%d_%H%M%S)
+    BACKUP_FILE="postgres_${DATE}.sql.gz"
+    RETENTION_DAYS=30
+
+    echo "[$(date)] Starting PostgreSQL backup..."
+
+    # Create backup directory
+    mkdir -p ${BACKUP_DIR}
+    # Perform backup
+
+    if pg_dump -h ${POSTGRES_HOST} -U ${POSTGRES_USER} ${POSTGRES_DB} | gzip > ${BACKUP_DIR}/${BACKUP_FILE}; then
+      echo "[$(date)] ✓ Backup successful: ${BACKUP_FILE}"
+
+      # Verify backup file exists and is not empty
+      if [ -s ${BACKUP_DIR}/${BACKUP_FILE} ]; then
+        SIZE=$(du -h ${BACKUP_DIR}/${BACKUP_FILE} | cut -f1)
+        echo "[$(date)] Backup size: ${SIZE}"
+      else
+        echo "[$(date)] ✗ ERROR: Backup file is empty!"
+        exit 1
+      fi
+    else
+      echo "[$(date)] ✗ Backup failed!"
+      exit 1
+    fi
+
+    # Cleanup old backups
+    echo "[$(date)] Cleaning up backups older than ${RETENTION_DAYS} days..."
+    find ${BACKUP_DIR} -name "postgres_*.sql.gz" -mtime +${RETENTION_DAYS} -delete
+
+    # List recent backups
+    echo "[$(date)] Recent backups:"
+    ls -lh ${BACKUP_DIR} | tail -5
+
+    echo "[$(date)] Backup completed successfully"
+---
+apiVersion: batch/v1
+kind: CronJob
+metadata:
+  name: postgres-backup
+  namespace: gitea
+spec:
+  schedule: "0 2 * * *"  # Daily at 2 AM
+  successfulJobsHistoryLimit: 3
+  failedJobsHistoryLimit: 3
+  jobTemplate:
+    spec:
+      template:
+        spec:
+          containers:
+          - name: postgres-backup
+            image: postgres:17  # Match your PostgreSQL version
+            command: ["/bin/bash", "/scripts/backup.sh"]
+            env:
+            - name: POSTGRES_HOST
+              value: "gitea-postgresql"  # Adjust to your service name
+            - name: POSTGRES_USER
+              value: "gitea"
+            - name: POSTGRES_DB
+              value: "gitea"
+            - name: PGPASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: gitea-postgresql  # Adjust to your secret name
+                  key: password
+            volumeMounts:
+            - name: backup-script
+              mountPath: /scripts
+            - name: backup-storage
+              mountPath: /backup
+          volumes:
+          - name: backup-script
+            configMap:
+              name: postgres-backup-script
+              defaultMode: 0755
+          - name: backup-storage
+            hostPath:
+              path: /mnt/backup/k8s-backups
+              type: DirectoryOrCreate
+          restartPolicy: OnFailure
diff --git a/gitea/.helmignore b/gitea/.helmignore
new file mode 100644
index 0000000..0e8a0eb
--- /dev/null
+++ b/gitea/.helmignore
@@ -0,0 +1,23 @@
+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/
diff --git a/gitea/Chart.lock b/gitea/Chart.lock
new file mode 100644
index 0000000..af4913c
--- /dev/null
+++ b/gitea/Chart.lock
@@ -0,0 +1,6 @@
+dependencies:
+- name: gitea
+  repository: https://dl.gitea.io/charts/
+  version: 12.1.1
+digest: sha256:b405ec6017f5958c8222d326e69e15f7be65f42988767b63d9b5648f4bfd60a8
+generated: "2025-06-28T16:26:16.845530159+02:00"
diff --git a/gitea/Chart.yaml b/gitea/Chart.yaml
new file mode 100644
index 0000000..846eaa8
--- /dev/null
+++ b/gitea/Chart.yaml
@@ -0,0 +1,29 @@
+apiVersion: v2
+name: gitea
+description: Infrastructure configuration for Softvisor GmbH
+
+# A chart can be either an 'application' or a 'library' chart.
+#
+# Application charts are a collection of templates that can be packaged into versioned archives
+# to be deployed.
+#
+# Library charts provide useful utilities or functions for the chart developer. They're included as
+# a dependency of application charts to inject those utilities and functions into the rendering
+# pipeline. Library charts do not define any templates and therefore cannot be deployed.
+type: application
+
+# This is the chart version. This version number should be incremented each time you make changes
+# to the chart and its templates, including the app version.
+# Versions are expected to follow Semantic Versioning (https://semver.org/)
+version: 0.1.0
+
+# This is the version number of the application being deployed. This version number should be
+# incremented each time you make changes to the application. Versions are not expected to
+# follow Semantic Versioning. They should reflect the version the application is using.
+# It is recommended to use it with quotes.
+appVersion: "1.16.0"
+
+dependencies:
+  - name: gitea
+    version: 12.1.1
+    repository: https://dl.gitea.io/charts/
\ No newline at end of file
diff --git a/gitea/charts/gitea-12.1.1.tgz b/gitea/charts/gitea-12.1.1.tgz
new file mode 100644
index 0000000..c8829b7
Binary files /dev/null and b/gitea/charts/gitea-12.1.1.tgz differ
diff --git a/gitea/templates/NOTES.txt b/gitea/templates/NOTES.txt
new file mode 100644
index 0000000..e69de29
diff --git a/gitea/templates/_helpers.tpl b/gitea/templates/_helpers.tpl
new file mode 100644
index 0000000..8b1ee58
--- /dev/null
+++ b/gitea/templates/_helpers.tpl
@@ -0,0 +1,62 @@
+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "gitea.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "gitea.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "gitea.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "gitea.labels" -}}
+helm.sh/chart: {{ include "gitea.chart" . }}
+{{ include "gitea.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "gitea.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "gitea.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "gitea.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "gitea.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}
diff --git a/gitea/templates/admin-secret.yaml b/gitea/templates/admin-secret.yaml
new file mode 100644
index 0000000..11bf477
--- /dev/null
+++ b/gitea/templates/admin-secret.yaml
@@ -0,0 +1,9 @@
+apiVersion: v1
+kind: Secret
+metadata:
+  name: gitea-admin-secret
+type: Opaque
+stringData:
+  username: softvisor
+  password: "#softvisor!2024?"
+  email: "git@softvisor.de"
\ No newline at end of file
diff --git a/gitea/templates/letsencrypt-issuer.yaml b/gitea/templates/letsencrypt-issuer.yaml
new file mode 100644
index 0000000..3a54a2f
--- /dev/null
+++ b/gitea/templates/letsencrypt-issuer.yaml
@@ -0,0 +1,16 @@
+apiVersion: cert-manager.io/v1
+kind: ClusterIssuer
+metadata:
+ name: lets-encrypt
+spec:
+ acme:
+   email: {{ .Values.global.domain.mail }}
+   server: https://acme-v02.api.letsencrypt.org/directory
+   privateKeySecretRef:
+     # Secret resource that will be used to store the account's private key.
+     name: lets-encrypt-private-key
+   # Add a single challenge solver, HTTP01 using nginx
+   solvers:
+   - http01:
+       ingress:
+         class: public
\ No newline at end of file
diff --git a/gitea/values.yaml b/gitea/values.yaml
new file mode 100644
index 0000000..256c780
--- /dev/null
+++ b/gitea/values.yaml
@@ -0,0 +1,59 @@
+global:
+  domain:
+    git: &domain git.dev.softvisor.de
+    mail: &mail admin@softvisor.de
+
+gitea:
+  valkey-cluster:
+    enabled: false
+  valkey:
+    enabled: true
+  postgresql:
+    enabled: true
+  postgresql-ha:
+    enabled: false
+
+  persistence:
+    enabled: true
+
+  ingress:
+    enabled: true
+    annotations:
+      kubernetes.io/ingress.class: public
+      cert-manager.io/cluster-issuer: lets-encrypt
+    tls:
+      - secretName: lets-encrypt-private-key
+        hosts:
+          - *domain
+    hosts:
+      - host: *domain
+        paths:
+          - path: /
+            pathType: Prefix
+
+  service:
+    http:
+      type: ClusterIP
+      port: 3000
+    ssh:
+      type: LoadBalancer
+      port: 22
+      clusterIP: None
+      annotations:
+        metallb.universe.tf/allow-shared-ip: test
+
+  gitea:
+    admin:
+      email: *mail
+      existingSecret: gitea-admin-secret
+    config:
+      database:
+        DB_TYPE: postgres
+      indexer:
+        ISSUE_INDEXER_TYPE: bleve
+        REPO_INDEXER_ENABLED: true
+      server:
+        SSH_DOMAIN: *domain
+      service:
+        DISABLE_REGISTRATION: true
+        SHOW_REGISTRATION_BUTTON: false
\ No newline at end of file