Follow up for #4051 

- fix loading default weather.css (the construction with `./weather.css`
gave a 404)
- accept `themeDir` with and without trailing slash

## Release Notes
Thanks to: @angeldeejay, @in-voker, @JHWelch, @khassel,
@KristjanESPERANTO, @rejas, @sdetweil
> ⚠️ This release needs nodejs version >=22.21.1 <23 || >=24 (no change
to previous release)

[Compare to previous Release
v2.34.0](v2.34.0...v2.25.0)

> ⚠️ We introduced some internal changes with this release, please read
[this forum
post](https://forum.magicmirror.builders/topic/20138/upcoming-release-april-1-2026-breaking-changes-some-operational-changes)
before upgrading!

### [core]
- Prepare Release 2.35.0 (#4071)
- docs: add security policy and vulnerability reporting guidelines
(#4069)
- refactor: simplify internal `require()` calls (#4056)
- allow environment variables in cors urls (#4033)
- fix cors proxy getting binary data (e.g. png, webp) (#4030)
- fix: correct secret redaction and optimize loadConfig (#4031)
- change loading config.js, allow variables in config.js and try to
protect sensitive data (#4029)
- remove kioskmode (#4027)
- Add dark theme logo (#4026)
- move custom.css from css to config (#4020)
- move default modules from /modules/default to /defaultmodules (#4019)
- update node versions in workflows (#4018)
- [core] refactor: extract and centralize HTTP fetcher (#4016)
- fix systeminformation not displaying electron version (#4012)
- Update node-ical and support it's rrule-temporal changes (#4010)
- Change default start scripts from X11 to Wayland (#4011)
- refactor: unify favicon for index.html and Electron (#4006)
- [core] run systeminformation in subprocess so the info is always
displayed (#4002)
- set next release dev number (#4000)

### [dependencies]
- update dependencies (#4068)
- update dependencies incl. electron to v41 (#4058)
- chore: upgrade ESLint to v10 and fix newly surfaced issues (#4057)
- chore: update ESLint and plugins, simplify config, apply new rules
(#4052)
- chore: update dependencies + add exports, files, and sideEffects
fields to package.json (#4040)
- [core] refactor: enable ESLint rule require-await and handle detected
issues (#4038)
- Update node-ical and other deps (#4025)
- chore: update dependencies (#4021)
- chore(eslint): migrate from eslint-plugin-vitest to
@vitest/eslint-plugin and run rules only on test files (#4014)
- Update deps as requested by dependabot (#4008)
- update Collaboration.md and dependencies (#4001)

### [logging]
- refactor: further logger clean-up (#4050)
- Fix Node.js v25 logging prefix and modernize logger (#4049)

### [modules/calendar]
- fix(calendar): make showEnd behavior more consistent across time
formats (#4059)
- test(calendar): fix hardcoded date in event shape test (#4055)
- [calendar] refactor: delegate event expansion to node-ical's
expandRecurringEvent (#4047)
- calendar.js: remove useless hasCalendarURL function (#4028)
- fix(calendar): update to node-ical 0.23.1 and fix full-day recurrence
lookup (#4013)
- fix(calendar): correct day-of-week for full-day recurring events
across all timezones (#4004)

### [modules/newsfeed]
- fix(newsfeed): fix full article view and add framing check (#4039)
- [newsfeed] refactor: migrate to centralized HTTPFetcher (#4023)

### [modules/weather]
- fix(weather): fix openmeteo forecast stuck in the past (#4064)
- fix(weather): fix weathergov forecast day labels off by one (#4065)
- weather: fixes for templates (#4054)
- weather: add possibility to override njk's and css (#4051)
- Use getDateString in openmeteo (#4046)
- [weather] refactor: migrate to server-side providers with centralized
HTTPFetcher (#4032)
- [weather] feat: add Weather API Provider  (#4036)

### [testing]
- chore: remove obsolete Jest config and unit test global setup (#4044)
- replace template_spec test with config_variables test (#4034)
- refactor(clientonly): modernize code structure and add comprehensive
tests (#4022)
- Switch to undici Agent for HTTPS requests (#4015)
- chore: migrate CI workflows to ubuntu-slim for faster startup times
(#4007)

---------

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