feat(garage): add StatefulSet with Longhorn PVCs

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: mitchross

infrastructure/storage/garage/backend/statefulset.yaml

@@ -0,0 +1,96 @@
+apiVersion: apps/v1
+kind: StatefulSet
+metadata:
+  name: garage
+  namespace: garage
+spec:
+  serviceName: garage-internal
+  replicas: 3
+  selector:
+    matchLabels:
+      app: garage
+  template:
+    metadata:
+      labels:
+        app: garage
+    spec:
+      containers:
+      - name: garage
+        image: dxflrs/garage:v2.1.0
+        imagePullPolicy: IfNotPresent
+        ports:
+        - name: s3-api
+          containerPort: 3900
+          protocol: TCP
+        - name: rpc
+          containerPort: 3901
+          protocol: TCP
+        - name: s3-web
+          containerPort: 3902
+          protocol: TCP
+        - name: admin-api
+          containerPort: 3903
+          protocol: TCP
+        env:
+        - name: POD_IP
+          valueFrom:
+            fieldRef:
+              fieldPath: status.podIP
+        volumeMounts:
+        - name: meta
+          mountPath: /mnt/meta
+        - name: data
+          mountPath: /mnt/data
+        - name: config
+          mountPath: /etc/garage.toml
+          subPath: garage.toml
+        - name: secrets
+          mountPath: /etc/garage/secrets
+          readOnly: true
+        resources:
+          requests:
+            cpu: 500m
+            memory: 512Mi
+          limits:
+            cpu: 2000m
+            memory: 2Gi
+        livenessProbe:
+          httpGet:
+            path: /health
+            port: 3903
+          initialDelaySeconds: 30
+          periodSeconds: 30
+          timeoutSeconds: 10
+        readinessProbe:
+          httpGet:
+            path: /health
+            port: 3903
+          initialDelaySeconds: 10
+          periodSeconds: 10
+          timeoutSeconds: 5
+      volumes:
+      - name: config
+        configMap:
+          name: garage-config
+      - name: secrets
+        secret:
+          secretName: garage-secrets
+  volumeClaimTemplates:
+  - metadata:
+      name: meta
+    spec:
+      accessModes:
+      - ReadWriteOnce
+      storageClassName: longhorn
+      resources:
+        requests:
+          storage: 3Gi
+  - metadata:
+      name: data
+    spec:
+      accessModes:
+      - ReadWriteOnce
+      storageClassName: longhorn
+      resources:
+        requests:
+          storage: 30Gi