merge: wave 2 executor (01-02) into main

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

paperclip-reference/ui/src/adapters/process/index.ts

@@ -0,0 +1,12 @@
+import type { UIAdapterModule } from "../types";
+import { parseProcessStdoutLine } from "./parse-stdout";
+import { ProcessConfigFields } from "./config-fields";
+import { buildProcessConfig } from "./build-config";
+
+export const processUIAdapter: UIAdapterModule = {
+  type: "process",
+  label: "Shell Process",
+  parseStdoutLine: parseProcessStdoutLine,
+  ConfigFields: ProcessConfigFields,
+  buildAdapterConfig: buildProcessConfig,
+};