Update Firmware Select

[bharvey88]

Version: 26.8.18.2

What does this implement/fix?

• Remove the beta-channel folder; beta builds now use the plain variant configs and the Firmware Channel select defaults to Stable on all builds. Mirrors CAST-1 chore(ci): bump pozil/auto-assign-issue from 1 to 2 in the github-actions group #60.
• esphome config validates MSR-1.yaml, MSR-1_BLE.yaml, and MSR-1_Factory.yaml (ESPHome 2026.7.4).

Types of changes

• Bugfix (fixed change that fixes an issue)
• New feature (thanks!)
• Breaking change (repair/feature that breaks existing functionality)
• Dependency Update - Does not publish
• Other - Does not publish
• Website of github readme file update - Does not publish
• Github workflows - Does not publish

Checklist / Checklijst:

• The code change has been tested and works locally
• The code change has not yet been tested

If user-visible functionality or configuration variables are added/modified:

• Added/updated documentation for the web page

🤖 Generated with Claude Code

Summary by CodeRabbit

• Updates

  • Updated firmware to version 26.8.18.2.
  • Firmware Channel now defaults directly to Stable.
  • Beta builds now use the current MSR-1 and MSR-1 BLE configurations.

• Bug Fixes

  • Improved consistency between beta build outputs and the primary device configurations.

[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

⚙️ Run configuration

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro Plus

Run ID: 4738f245-6257-46b2-bf86-7906fbdb25c6

📥 Commits

Reviewing files that changed from the base of the PR and between 96e51bb and de0189a.

📒 Files selected for processing (4)

• .github/workflows/build-beta.yml
• Integrations/ESPHome/Core.yaml
• Integrations/ESPHome/beta-channel/MSR-1.yaml
• Integrations/ESPHome/beta-channel/MSR-1_BLE.yaml

💤 Files with no reviewable changes (2)

• Integrations/ESPHome/beta-channel/MSR-1_BLE.yaml
• Integrations/ESPHome/beta-channel/MSR-1.yaml

Included review availability: Your plan provides up to 2 included reviews per hour; 1 remains after this review.

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Walkthrough

The firmware version was updated to 26.8.18.2. The Firmware Channel select now defaults to Stable. Beta builds now use the primary MSR-1 configuration files, and the separate beta wrapper files were removed.

Changes

Firmware and beta build configuration

Layer / File(s)	Summary
Firmware version and channel default Integrations/ESPHome/Core.yaml	The firmware version changed to 26.8.18.2. The firmware_channel_default substitution was removed. The Firmware Channel select now initializes to Stable.
Beta build inputs .github/workflows/build-beta.yml, Integrations/ESPHome/beta-channel/*	The beta build matrix now uses the primary MSR-1 and MSR-1 BLE files. The separate beta-channel wrapper files were removed.

Estimated code review effort: 1 (Trivial) | ~5 minutes

Merge Risk: ⚪ Minimal · up to de018

This change removes the beta-channel configurations and makes firmware channel selection default to Stable across builds. No actionable merge-blocking risk remains beyond normal checks.

Possibly related PRs

• ApolloAutomation/MSR-1#89: Introduced the firmware-channel logic and beta build workflow changed here.
• ApolloAutomation/MSR-1#92: Added the beta wrappers and firmware_channel_default changes removed here.
• ApolloAutomation/MSR-1#97: Added the beta-channel wrapper structure replaced by the primary configurations.

Poem

A rabbit hops through firmware bright,
Stable shines in morning light.
Beta builds take the main road clear,
Wrapper files disappear.
Version carrots rise anew—
26.8.18.2 for you!

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly identifies the main change to the Firmware Channel select and matches the pull request objectives.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.
Linked Issues check	✅ Passed	Check skipped because no linked issues were found for this pull request.
Out of Scope Changes check	✅ Passed	Check skipped because no linked issues were found for this pull request.

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch fix/firmware-select-default

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