feat: publish DataSentry to the official MCP Registry

* chore(release): prepare app 1.0.3

* chore(release): prepare core 0.8.2

* feat(mcp): add official registry metadata

* feat(mcp): add PyPI registry ownership marker

* test(release): lock MCP registry metadata to package version

* ci(release): publish MCP metadata after PyPI

* ci(mcp): validate official registry metadata

* docs(mcp): document official registry metadata

* fix(mcp): fit official registry description limit

* docs(release): document PyPI to MCP Registry pipeline

feat: sharpen GitHub onboarding and add one-command demo

* feat(cli): add one-command local demo

* feat(demo): expose console entry point

* feat(packaging): add zero-config demo entry point

* feat(cli): expose datasentry demo command

* fix(demo): report only persisted repair metadata

* feat(cli): make demo available as datasentry demo

* refactor(demo): reuse product demo implementation

* docs(readme): optimize GitHub landing page for adoption

* chore(demo): exercise public CLI onboarding path

* test(cli): cover demo onboarding dispatch

* style(demo): keep new entry point CI-clean

* docs(examples): add scenario-first example index

* docs(ci): add GitHub Actions quality gate example

* docs(ci): add copy-paste workflow

* docs(integrations): surface GitHub Actions gate

* docs(readme): optimize first-run and project positioning

* fix(demo): make generated dataset reproducible across days

* test(demo): cover packaged zero-config demo

* docs(examples): align fast path with packaged demo entry point

* docs(readme): keep onboarding compatible with current PyPI release

* docs(growth): align GitHub metadata with new positioning

* test(demo): align legacy wrapper with product demo output

* docs(examples): use first-class datasentry demo command

* feat(cli): surface demo in top-level help

* test(cli): cover demo help discovery

* docs(readme): align demo docs with release path

* docs(growth): align release note with demo command

* docs(examples): clarify demo release availability

* fix(lint): simplify demo wrapper imports

* fix(lint): satisfy demo simplification rule

* fix(lint): normalize demo test imports

* fix(lint): normalize spacing after demo import

* fix(format): apply ruff formatter output

* fix(demo): preserve customers.csv artifact name

* test(demo): preserve legacy customers.csv artifact contract

fix(release): publish a compatible datasentry-ai/core pair

* fix(release): bump datasentry-core to 0.8.0

* fix(release): require compatible core in datasentry-ai 1.0.1

* test(release): enforce package version compatibility

* ci(release): fail closed on stale PyPI package versions

* ci(release): require immutable tag for PyPI publish

* docs(release): define atomic multi-package release process

* test(release): derive core compatibility upper bound

* ci(release): derive core compatibility release line

chore: bump to 1.0.0 milestone (closed-loop complete, four surfaces)

feat: trends page drift-parallel cells (issues delta + compare deep l…

…ink) (bump v0.56.0)

fix: unify scan-run resolution across all CLI commands (bump v0.55.0)

fix: batch rollback result page shows per-run failure reasons (bump v…

…0.54.0)

feat: compare FIXED links to artifact page; blog-4 verify loop (en/zh…

…) (bump v0.53.0)

feat: repair diff CLI command (four-surface diff parity) (bump v0.52.0)

feat: REST verify + diff endpoints for the repair loop (bump v0.51.0)