chore: bump @opencode-ai/sdk to ^1.17.7 and update changelogs

Upgraded @opencode-ai/sdk dependency from ^1.17.0 to ^1.17.7 across all packages
Added unreleased changelog entries for VSCode startup parity, mobile tool card fix, and files workspace directory fix
Refined VSCode changelog to remove inaccurate project-level actions note

packages/ui/package.json

@@ -40,7 +40,7 @@
     "@fontsource/ibm-plex-sans": "^5.1.1",
     "@ibm/plex": "^6.4.1",
     "@lezer/highlight": "^1.2.3",
-    "@opencode-ai/sdk": "^1.17.0",
+    "@opencode-ai/sdk": "^1.17.7",
     "@pierre/diffs": "1.3.0-beta.4",
     "@replit/codemirror-vim": "^6.3.0",
     "@simplewebauthn/browser": "13.3.0",