Add Git smart HTTP transport and clone UI

{
  "backend": {
    "author": {
      "email": "drschwabe@fastmail.com",
      "name": "Derrick Schwabe",
      "time": 1788313449
    },
    "commit": "git:sha1:c3a1076cb4e5e98dce8ed4cf80d63c58a8f3b692",
    "committer": {
      "email": "drschwabe@fastmail.com",
      "name": "Derrick Schwabe",
      "time": 1788313449
    },
    "manifest": "mmm-manifest:sha256:d4660be26f09934dc9bee2f94b3bc89936ccefce770011a3d492849ef85b01be",
    "message": "Add Git smart HTTP transport and clone UI\n\nExpose public clone, fetch, and pull plus token-authenticated push through git http-backend, with safe updates for clean working trees. Add the Clone URL popout, copy interaction, setup documentation, and end-to-end transport coverage.",
    "objectFormat": "sha1",
    "parents": [
      "git:sha1:138f0acea6e9515be1095a553752830d3f5ac27b"
    ],
    "ref": "refs/heads/master",
    "summary": "Add Git smart HTTP transport and clone UI",
    "tree": "git:sha1:6114d6d8b1ace91615415657ecc072b99f2e5d05",
    "type": "git"
  },
  "issuedAt": "2026-09-02T06:14:08.584Z",
  "previous": "mmm-revision:sha256:8608ffe75a5d95516eb2f0866ae5842289a823b111e80a9dfb182e9c63c449d3",
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  "protocol": "mmm/0-alpha",
  "sequence": 12,
  "type": "mmm/revision"
}