refactor(core): move database schema ownership (#29068)

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>

packages/core/package.json

@@ -6,6 +6,8 @@
   "license": "MIT",
   "private": true,
   "scripts": {
+    "db": "bun drizzle-kit",
+    "migration": "bun run script/migration.ts",
     "test": "bun test",
     "test:ci": "mkdir -p .artifacts/unit && bun test --timeout 30000 --reporter=junit --reporter-outfile=.artifacts/unit/junit.xml",
     "typecheck": "tsgo --noEmit"
@@ -16,14 +18,21 @@
   "exports": {
     "./*": "./src/*.ts"
   },
-  "imports": {},
+  "imports": {
+    "#sqlite": {
+      "bun": "./src/database/sqlite.bun.ts",
+      "node": "./src/database/sqlite.node.ts",
+      "default": "./src/database/sqlite.bun.ts"
+    }
+  },
   "devDependencies": {
     "@tsconfig/bun": "catalog:",
     "@types/bun": "catalog:",
     "@types/cross-spawn": "catalog:",
     "@types/npm-package-arg": "6.1.4",
     "@types/npmcli__arborist": "6.3.3",
-    "@types/semver": "catalog:"
+    "@types/semver": "catalog:",
+    "drizzle-kit": "catalog:"
   },
   "dependencies": {
     "@ai-sdk/alibaba": "1.0.17",
@@ -49,8 +58,11 @@
     "@aws-sdk/credential-providers": "3.993.0",
     "@effect/opentelemetry": "catalog:",
     "@effect/platform-node": "catalog:",
+    "@effect/sql-sqlite-bun": "catalog:",
     "@npmcli/arborist": "9.4.0",
     "@npmcli/config": "10.8.1",
+    "@opencode-ai/effect-drizzle-sqlite": "workspace:*",
+    "@opencode-ai/effect-sqlite-node": "workspace:*",
     "@opentelemetry/api": "1.9.0",
     "@opentelemetry/context-async-hooks": "2.6.1",
     "@opentelemetry/exporter-trace-otlp-http": "0.214.0",
@@ -58,6 +70,7 @@
     "@openrouter/ai-sdk-provider": "2.8.1",
     "ai-gateway-provider": "3.1.2",
     "cross-spawn": "catalog:",
+    "drizzle-orm": "catalog:",
     "effect": "catalog:",
     "gitlab-ai-provider": "6.8.0",
     "glob": "13.0.5",