[PM-26743] - Navigate away from attachment page in extension after uploading attachment

[jaasen-livefront]

🎟️ Tracking

https://bitwarden.atlassian.net/browse/PM-26743

📔 Objective

After a recent change to the popup router cache service, we need a way to forcefully update the router cache from a popped out window, in this case after a successful attachment upload.

📸 Screenshots

Screen.Recording.2025-11-26.at.5.01.15.PM.mov

⏰ Reminders before review

• Contributor guidelines followed
• All formatters and local linters executed and passed
• Written new unit and / or integration tests where applicable
• Protected functional changes with optionality (feature flags)
• Used internationalization (i18n) for all UI strings
• CI builds passed
• Communicated to DevOps any deployment requirements
• Updated any necessary documentation (Confluence, contributing docs) or informed the documentation team

🦮 Reviewer guidelines

• 👍 (:+1:) or similar for great changes
• 📝 (:memo:) or ℹ️ (:information_source:) for notes or general info
• ❓ (:question:) for questions
• 🤔 (:thinking:) or 💭 (:thought_balloon:) for more open inquiry that's not quite a confirmed issue and could potentially benefit from discussion
• 🎨 (:art:) for suggestions / improvements
• ❌ (:x:) or ⚠️ (:warning:) for more significant problems or concerns needing attention
• 🌱 (:seedling:) or ♻️ (:recycle:) for future improvements or indications of technical debt
• ⛏ (:pick:) for minor or nitpick changes

[claude]

Claude encountered an error —— View job

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Code Review in Progress

• Read changed files and understand implementation
• Evaluate PR title and description quality
• Review code changes for potential issues
• Post review feedback

[github-actions]

Checkmarx One – Scan Summary & Details – 252accaa-383b-4087-a206-5a3fc9d0f86b

Great job! No new security vulnerabilities introduced in this pull request