:sparkles: Support image spec 1.1 referrers api

[codecov[bot]]

Codecov Report

Attention: 96 lines in your changes are missing coverage. Please review.

Comparison is base (eea6e90) 45.66% compared to head (a07421c) 45.16%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #222 +/- ## ========================================== - Coverage 45.66% 45.16% -0.51% ========================================== Files 122 123 +1 Lines 7090 7202 +112 ========================================== + Hits 3238 3253 +15 - Misses 3559 3651 +92 - Partials 293 298 +5 ``` | [Flag](https://app.codecov.io/gh/go-sigma/sigma/pull/222/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=go-sigma) | Coverage Δ | | |---|---|---| | [unit-test-mysql](https://app.codecov.io/gh/go-sigma/sigma/pull/222/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=go-sigma) | `45.16% <13.51%> (-0.51%)` | :arrow_down: | | [unit-test-postgresql](https://app.codecov.io/gh/go-sigma/sigma/pull/222/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=go-sigma) | `45.16% <13.51%> (-0.51%)` | :arrow_down: | | [unit-test-sqlite3](https://app.codecov.io/gh/go-sigma/sigma/pull/222/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=go-sigma) | `45.16% <13.51%> (-0.51%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=go-sigma#carryforward-flags-in-the-pull-request-comment) to find out more. | [Files](https://app.codecov.io/gh/go-sigma/sigma/pull/222?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=go-sigma) | Coverage Δ | | |---|---|---| | [pkg/handlers/distribution/manifest/handler.go](https://app.codecov.io/gh/go-sigma/sigma/pull/222?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=go-sigma#diff-cGtnL2hhbmRsZXJzL2Rpc3RyaWJ1dGlvbi9tYW5pZmVzdC9oYW5kbGVyLmdv) | `66.03% <0.00%> (-3.97%)` | :arrow_down: | | [pkg/dal/dao/artifact.go](https://app.codecov.io/gh/go-sigma/sigma/pull/222?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=go-sigma#diff-cGtnL2RhbC9kYW8vYXJ0aWZhY3QuZ28=) | `54.63% <0.00%> (-3.10%)` | :arrow_down: | | [pkg/handlers/distribution/manifest/manifest\_put.go](https://app.codecov.io/gh/go-sigma/sigma/pull/222?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=go-sigma#diff-cGtnL2hhbmRsZXJzL2Rpc3RyaWJ1dGlvbi9tYW5pZmVzdC9tYW5pZmVzdF9wdXQuZ28=) | `35.51% <31.25%> (-0.65%)` | :arrow_down: | | [...ers/distribution/manifest/manifest\_referrer\_get.go](https://app.codecov.io/gh/go-sigma/sigma/pull/222?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=go-sigma#diff-cGtnL2hhbmRsZXJzL2Rpc3RyaWJ1dGlvbi9tYW5pZmVzdC9tYW5pZmVzdF9yZWZlcnJlcl9nZXQuZ28=) | `0.00% <0.00%> (ø)` | |

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