apps/server/src/auth/RpcAuthorization.test.ts                 |   3 +
 apps/server/src/auth/RpcAuthorization.ts                      |   1 +
 apps/server/src/observability/RpcInstrumentation.ts           |   1 +
 apps/server/src/workspace/WorkspaceFileSystem.test.ts         | 168 ++++++++++++++++++++
 apps/server/src/workspace/WorkspaceFileSystem.ts              | 156 ++++++++++++++++++-
 apps/server/src/ws.ts                                         |  11 ++
 apps/web/src/components/ChatMarkdown.test.tsx                 |  20 +--
 apps/web/src/components/files/FileMarkdownPreview.test.tsx    | 237 +++++++++++++++++++++++++++++
 apps/web/src/components/files/FileMarkdownPreview.tsx         | 261 ++++++++++++++++++++++++++++++--
 apps/web/src/components/files/FileMarkdownVideos.tsx          |  96 ++++++++++++
 apps/web/src/components/files/FilePreviewPanel.test.ts        |  16 --
 apps/web/src/components/files/FilePreviewPanel.tsx            |  69 +++++----
 apps/web/src/components/files/filePreviewMode.ts              |  17 ---
 apps/web/src/components/files/projectFilesQueryState.ts       |   2 +-
 apps/web/src/components/files/useDirectoryEntries.test.tsx    | 113 ++++++++++++++
 apps/web/src/components/files/useDirectoryEntries.ts          |  24 +++
 apps/web/src/components/files/useFileSaveCoordinator.test.tsx |   6 +-
 docs/user/composer.md                                         |   8 +
 packages/client-runtime/src/rpc/client.ts                     |   1 +
 packages/client-runtime/src/state/projectCommands.test.ts     |  46 +++++-
 packages/client-runtime/src/state/projectCommands.ts          |  12 ++
 packages/contracts/src/project.ts                             |   7 +
 packages/contracts/src/rpc.ts                                 |  10 ++
 23 files changed, 1189 insertions(+), 96 deletions(-)