cfs v0.2.0

What's Changed

• Harden local state and release controls by @zongqichen in #2
• feat: import global CF context by @zongqichen in #3
• chore: harden repository governance by @zongqichen in #4
• test: add official CF CLI end-to-end coverage by @zongqichen in #5
• feat: add first-class Windows support by @zongqichen in #7
• test: cover complete multi-workspace journeys by @zongqichen in #9
• docs: add concise animated README guide by @zongqichen in #10
• feat: add workspace-local named contexts by @zongqichen in #13
• feat: add optional cfs Agent Skill by @zongqichen in #14
• chore: prepare v0.2.0 release by @zongqichen in #15

Full Changelog: v0.1.1...v0.2.0