docs: publish Tend Compose continuity evidence

Export the reviewed allowlisted snapshot from private source commit 07c1655921f21ee5e4fc4d85639d199e8867b17d. This records the Docker Compose activation, schema-compatible rollback, and stateful migration resource findings from Observatory Preview 19 dogfooding.

AI-Assisted: OpenAI Codex
Signed-off-by: Cole Speelman <crspeelman@gmail.com>

scripts/public-snapshot.allow

@@ -0,0 +1,81 @@
+.gitattributes
+.gitignore
+COPYRIGHT
+LICENSE
+README.md
+RELEASE.md
+SECURITY.md
+cmd/tend/main.go
+docs/ARCHITECTURE.md
+docs/DOGFOOD_EVIDENCE.md
+docs/DOGFOOD_FRICTION.md
+docs/PUBLIC_SNAPSHOT.md
+docs/SCHEMA_V2_MIGRATION.md
+docs/THREAT_MODEL.md
+docs/WALKTHROUGH.md
+examples/LICENSE
+examples/README.md
+examples/blue-green/caddy-handler.template
+examples/blue-green/example-site@.service
+examples/blue-green/tend.json
+examples/local/.env.example
+examples/server/authorized_keys.example
+examples/server/caddy/docs-site.template
+examples/server/caddy/example-site.template
+examples/server/environment/docs-site.env.example
+examples/server/environment/example-site.env.example
+examples/server/example-singleton.service
+examples/server/receive-policy.json
+examples/server/services/docs-site.json
+examples/server/services/example-site.json
+examples/server/slots/example-site-blue.env
+examples/server/slots/example-site-green.env
+examples/server/tend-receive.sudoers
+examples/singleton/caddy-handler.template
+examples/singleton/tend.json
+go.mod
+internal/config/config.go
+internal/config/config_test.go
+internal/deploy/deploy.go
+internal/deploy/deploy_test.go
+internal/deploy/lock_linux.go
+internal/deploy/lock_linux_test.go
+internal/deploy/lock_other.go
+internal/deploy/operator.go
+internal/deploy/operator_test.go
+internal/deploy/ownership_linux.go
+internal/deploy/ownership_other.go
+internal/deploy/reconcile.go
+internal/deploy/reconcile_test.go
+internal/deploy/release.go
+internal/deploy/release_mode_linux_test.go
+internal/deploy/release_test.go
+internal/eventlog/eventlog.go
+internal/eventlog/eventlog_test.go
+internal/packager/packager.go
+internal/packager/packager_test.go
+internal/process/run.go
+internal/provenance/git.go
+internal/provenance/git_test.go
+internal/serverpolicy/ownership_linux.go
+internal/serverpolicy/ownership_other.go
+internal/serverpolicy/policy.go
+internal/serverpolicy/policy_test.go
+internal/state/lease.go
+internal/state/lease_test.go
+internal/state/state.go
+internal/state/state_test.go
+internal/transport/protocol.go
+internal/transport/protocol_test.go
+internal/transport/push.go
+internal/transport/push_test.go
+internal/transport/receive.go
+internal/version/version.go
+internal/version/version_test.go
+release/tend.json
+scripts/check-licenses.sh
+scripts/check-public-tree.sh
+scripts/export-public.sh
+scripts/public-snapshot.allow
+scripts/test-public-snapshot.sh
+scripts/verify.sh