eos_connect_develop: bump version to 0.3.35.297; add metadata markers to runtime errors

- Improve error visibility with metadata markers on data fetch failures (#251)
- Price/battery interfaces now include actionable config links in error metadata
- Better NoneType handling for Tibber price responses

All changes fully backward compatible.

Author: ohAnd

eos_connect_develop/CHANGELOG.md

@@ -1,6 +1,15 @@
 > **Note**: Configuration now managed via web UI. See v0.3.34 changelog for migration details.
 
 ---
+**Version 0.3.35.297** published on 2026-05-20
+
+- **FIX: Add metadata markers to runtime data fetch errors**
+  - Price interface now marks Tibber fetch errors with config links for easier troubleshooting
+  - Battery interface marks state update errors with actionable metadata
+  - Properly handles NoneType errors in Tibber price responses
+  - Enables visibility of data fetch failures in startup panel instead of just HA logs
+  - Continues improvement of [#251](https://github.com/ohAnd/EOS_connect/issues/251)
+
 **Version 0.3.35.296** published on 2026-05-10
 
 - **NEW FEATURE: Startup Error Helper with Scoped Alerts**

eos_connect_develop/config.yaml

@@ -1,6 +1,6 @@
 name: "EOS connect develop"
 description: "IMPORTANT UPDATE v0.3.34: Web-based configuration introduced. Your existing settings are migrated automatically on first start. After update, open the EOS Connect web UI to manage all settings. The addon config panel will only show Web Port, Time Zone and Log Level in a future release."
-version: "0.3.35.296"
+version: "0.3.35.297"
 slug: "eos_connect_develop"
 url: "https://github.com/ohAnd/EOS_connect"
 arch: