fix(pocketid): inline ENCRYPTION_KEY with dollar escape

Komodo .env interpolation strips $e/$r from the value; inline
$$-escape in compose renders the literal key correctly.

pocketid/compose.yaml

@@ -18,7 +18,9 @@ services:
       - "OTEL_EXPORTER_PROMETHEUS_HOST=0.0.0.0"
       - "OTEL_SERVICE_NAME=pocketid"
       - "TRACING_ENABLED=false"
-      - "ENCRYPTION_KEY=${POCKETID_ENCRYPTION_KEY}"
+      # Inline (niet via Komodo env): waarde bevat "$" die .env-interpolatie
+      # opvreet. Staat wél in git-historie (master.yaml); roteren op termijn.
+      - "ENCRYPTION_KEY=ErBEvH-VGNqxyjSF3yJL0H$$e&i$$rYlJ"
       - "DB_CONNECTION_STRING=data/pocket-id.db"
       - "DB_PATH=data/pocket-id.db"
       - "TZ=Europe/Berlin"