feat(ui): complete M2 Milestone - Desktop POSIX PTY FFI implementation and attach terminal tab integration

.agents/skills/multi-agent-mux-ui/apps/mam_web/pubspec.lock

@@ -218,14 +218,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "1.9.1"
-  platform_info:
-    dependency: transitive
-    description:
-      name: platform_info
-      sha256: "012e73712166cf0b56d3eb95c0d33491f56b428c169eca385f036448474147e4"
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.2.0"
   quiver:
     dependency: transitive
     description:
@@ -339,10 +331,10 @@ packages:
     dependency: "direct main"
     description:
       name: xterm
-      sha256: "6a02b15d03152b8186e12790902ff28c8a932fc441e89fa7255a7491661a8e69"
+      sha256: "168dfedca77cba33fdb6f52e2cd001e9fde216e398e89335c19b524bb22da3a2"
       url: "https://pub.dev"
     source: hosted
-    version: "3.5.0"
+    version: "4.0.0"
   yaml:
     dependency: transitive
     description:
@@ -351,6 +343,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "3.1.3"
+  zmodem:
+    dependency: transitive
+    description:
+      name: zmodem
+      sha256: "3b7e5b29f3a7d8aee472029b05165a68438eff2f3f7766edf13daba1e297adbf"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.0.6"
 sdks:
   dart: ">=3.12.1 <4.0.0"
   flutter: ">=3.27.0"