RFC 250: Action items bar - Tracking issue

Created by: AlicjaSuska

Plan

Tracks all the issues connected to the action items bar improvements - RFC 250

Figma

Tracked issues

@tjkandala

• https://github.com/sourcegraph/sourcegraph/issues/16089

Legend

• 👩 Customer issue
• 🐛 Bug
• 🧶 Technical debt
• 🎩 Quality of life
• 🛠️ Roadmap
• 🕵️ Spike
• 🔒 Security issue
• :shipit: Pull Request