Add a typed platform package to decouple the frontend from Tauri (#539)

Co-authored-by: Claude Opus 5 <noreply@anthropic.com>

package-lock.json

@@ -13,6 +13,7 @@
         "packages/tailwind-config",
         "packages/model-store",
         "packages/common-lib",
+        "packages/platform",
         "packages/plugin-runtime",
         "packages/plugin-runtime-types",
         "plugins-external/mcp-server",
@@ -5736,6 +5737,10 @@
       "resolved": "crates/yaak-models",
       "link": true
     },
+    "node_modules/@yaakapp-internal/platform": {
+      "resolved": "packages/platform",
+      "link": true
+    },
     "node_modules/@yaakapp-internal/plugin-runtime": {
       "resolved": "packages/plugin-runtime",
       "link": true
@@ -17175,6 +17180,18 @@
         "jotai": "^2.18.0"
       }
     },
+    "packages/platform": {
+      "name": "@yaakapp-internal/platform",
+      "version": "1.0.0",
+      "dependencies": {
+        "@tauri-apps/api": "^2.11.0",
+        "@tauri-apps/plugin-clipboard-manager": "^2.3.2",
+        "@tauri-apps/plugin-dialog": "^2.7.1",
+        "@tauri-apps/plugin-fs": "^2.5.1",
+        "@tauri-apps/plugin-opener": "^2.5.4",
+        "@tauri-apps/plugin-os": "^2.3.2"
+      }
+    },
     "packages/plugin-runtime": {
       "name": "@yaakapp-internal/plugin-runtime",
       "dependencies": {