feat: implement Phase 2 git storage with repository management and MCP tools

Author: Marvin Zhang

.vscode/mcp.json

@@ -18,12 +18,15 @@
                 "@playwright/mcp@latest"
             ]
         },
-        "sqlite": {
-            "command": "uvx",
+        "git": {
+            "command": "npx",
             "args": [
-                "mcp-sqlite",
-                "/home/marvin/.devlog/workspaces/default/devlog.db"
-            ]
+                "@cyanheads/git-mcp-server"
+            ],
+            "env": {
+                "MCP_LOG_LEVEL": "debug",
+                "GIT_SIGN_COMMITS": "false"
+            }
         }
     }
 }

packages/core/src/index.ts

@@ -26,6 +26,10 @@ export { GitStorageProvider } from "./storage/git-storage-provider.js";
 export { HybridStorageProvider } from "./storage/hybrid-storage-provider.js";
 export { EnterpriseSync } from "./integrations/enterprise-sync.js";
 export { DevlogUtils } from "./utils/devlog-utils.js";
+export { RepositoryStructure, type DevlogIndex, type DevlogIndexEntry, type DevlogMetadata } from "./utils/repository-structure.js";
+export { GitRepositoryManager, type RepositoryInfo, type RepositoryDiscoveryOptions } from "./utils/git-repository-manager.js";
+export { GitOperations } from "./utils/git-operations.js";
+export { ConflictResolver } from "./utils/conflict-resolver.js";
 
 // Re-export types for convenience
 export type {