fix: add fsGroup + init container for SQLite write permissions

apps/telephony/telephony.yaml

@@ -96,6 +96,15 @@ spec:
       labels:
         app: telephony-web
     spec:
+      securityContext:
+        fsGroup: 1654
+      initContainers:
+        - name: fix-data-perms
+          image: busybox:latest
+          command: ["sh", "-c", "chown -R 1654:1654 /data"]
+          volumeMounts:
+            - name: telephony-data
+              mountPath: /data
       containers:
         - name: telephony-web
           image: localhost/fc-telephony-web:latest