☔ Semi-public alpha release

[taskylizard]

[P1]

• Add depth limit to flattenInteractionOptions #7
• Clean up globalThis subcommand handlers #8

[P2]

• Migration queues use sync Mutex #1
• Add tests for migration path #12
• Add SDK malformed payload tests #13
• Add structured error types #10

[P3]

• Expose dropped event metrics #2
• Make bundle size limits configurable #11

[P4]

• Improve bundler import error message #4
• Make createBot registration idempotent #9
• Support external source maps #6

[P5]

• Evaluate shared worker runtime #3
• Use iterative module collection #5