fix(e2e): prebuild files binary

[casey-brooks]

Summary

• prebuild the files binary in the e2e CI job and sync it into the dev container
• update DevSpace to prefer the prebuilt binary, reduce dev container resources, and avoid syncing bin/ back

Testing

• buf generate buf.build/agynio/api --path agynio/api/files/v1
• go vet ./...
• go build ./...
• go test ./...

#33

[casey-brooks]

Test & Lint Summary

• buf generate buf.build/agynio/api --path agynio/api/files/v1
• go vet ./... (no issues)
• go build ./...
• go test ./... (passed: 1, failed: 0, skipped: 0)

[casey-brooks]

Test & Lint Summary

• buf generate buf.build/agynio/api --path agynio/api/files/v1
• go vet ./... (no issues)
• go build ./...
• go test ./... (passed: 1, failed: 0, skipped: 0)

[casey-brooks]

Summary

• add debug output and namespace checks to the test-e2e pipeline sync wait

Test & Lint Summary

• buf generate buf.build/agynio/api --path agynio/api/files/v1
• go vet ./... (no issues)
• go build ./...
• go test ./... (passed: 1, failed: 0, skipped: 0)