feat(database): in-app Postgres/MySQL client (connect, schema browser, SQL query)

config/localization-coverage-allowlist.json

@@ -1 +1,38 @@
-[]
+[
+  {
+    "area": "src/renderer",
+    "filePath": "src/renderer/src/components/database/data-grid-filters.ts",
+    "kind": "object-property:label",
+    "text": "LIKE",
+    "dynamic": false,
+    "count": 1,
+    "reason": "SQL operator keyword shown verbatim in the filter dropdown; not translatable copy."
+  },
+  {
+    "area": "src/renderer",
+    "filePath": "src/renderer/src/components/database/data-grid-filters.ts",
+    "kind": "object-property:label",
+    "text": "ILIKE",
+    "dynamic": false,
+    "count": 1,
+    "reason": "SQL operator keyword shown verbatim in the filter dropdown; not translatable copy."
+  },
+  {
+    "area": "src/renderer",
+    "filePath": "src/renderer/src/components/database/data-grid-filters.ts",
+    "kind": "object-property:label",
+    "text": "IS NULL",
+    "dynamic": false,
+    "count": 1,
+    "reason": "SQL operator keyword shown verbatim in the filter dropdown; not translatable copy."
+  },
+  {
+    "area": "src/renderer",
+    "filePath": "src/renderer/src/components/database/data-grid-filters.ts",
+    "kind": "object-property:label",
+    "text": "IS NOT NULL",
+    "dynamic": false,
+    "count": 1,
+    "reason": "SQL operator keyword shown verbatim in the filter dropdown; not translatable copy."
+  }
+]

config/packaged-runtime-node-modules.cjs

@@ -20,7 +20,12 @@ const PACKAGED_RUNTIME_PACKAGE_ROOTS = [
   'electron-updater',
   'i18next',
   'jsonc-parser',
+  'mysql2',
   'node-pty',
+  // Database client drivers — bundled + lazy-imported (await import) from the main
+  // process; absent from this allowlist => MODULE_NOT_FOUND in packaged builds. The
+  // graph walk pulls their transitive deps (pg-*, denque, named-placeholders, …).
+  'pg',
   'posthog-node',
   // serve-sim (for CLI JS entry + closure + state/middleware + to make packaged require('serve-sim') + its internal relatives work; mirrors other runtime JS like ws/yaml/zod. Natives/dylibs still via extraResources + the node_modules/serve-sim copy in resources from builder. Client if added too.
   'serve-sim',

package.json

@@ -99,7 +99,9 @@
     "electron-updater": "^6.8.3",
     "i18next": "^26.3.1",
     "jsonc-parser": "^3.3.1",
+    "mysql2": "^3.22.5",
     "node-pty": "^1.1.0",
+    "pg": "^8.22.0",
     "posthog-node": "^5.33.3",
     "qrcode": "^1.5.4",
     "react-i18next": "^17.0.8",
@@ -141,6 +143,7 @@
     "@tiptap/react": "^3.22.5",
     "@tiptap/starter-kit": "^3.22.5",
     "@types/node": "^25.6.0",
+    "@types/pg": "^8.20.0",
     "@types/qrcode": "^1.5.6",
     "@types/react": "^19.2.14",
     "@types/react-dom": "^19.2.3",