chore: scaffold claw-code + vllm workspace (#1)

Add multi-root VS Code workspace linking clawcodeapp with the
sibling vllm-windows project, and ignore the nested claw-code
upstream clone plus local Claude Code state dirs.

Refs: #1

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

.gitignore

@@ -0,0 +1,6 @@
+# Nested upstream clone — not part of this repo
+claw-code/
+
+# Claude Code local state
+.claude/
+.usage/

clawcode-vllm.code-workspace

@@ -0,0 +1,7 @@
+{
+  "folders": [
+    { "name": "clawcodeapp", "path": "." },
+    { "name": "vllm-windows", "path": "../vllm-windows" }
+  ],
+  "settings": {}
+}