test: run without yarn

packages/boot/package.json

@@ -55,6 +55,7 @@
     "@agoric/swingset-liveslots": "^0.10.2",
     "@endo/base64": "^1.0.6",
     "@endo/patterns": "^1.4.2",
+    "agoric": "workspace:^",
     "ava": "^5.3.0",
     "c8": "^9.1.0",
     "tsx": "3.12.8"

packages/boot/tools/supports.ts

@@ -50,6 +50,11 @@ import { icaMocks, protoMsgMockMap, protoMsgMocks } from './ibc/mocks.js';
 
 const trace = makeTracer('BSTSupport', false);
 
+const cliEntrypoint = await importMetaResolve(
+  'agoric/src/entrypoint.js',
+  import.meta.url,
+).then(u => new URL(u).pathname);
+
 type ConsumeBootrapItem = <N extends string>(
   name: N,
 ) => N extends keyof EconomyBootstrapPowers['consume']
@@ -156,18 +161,10 @@ export const makeProposalExtractor = ({ childProcess, fs }: Powers) => {
     env: NodeJS.ProcessEnv,
   ) => {
     console.info('running package script:', scriptPath);
-    const out = childProcess.execFileSync('yarn', ['bin', 'agoric'], {
+    return childProcess.execFileSync(cliEntrypoint, ['run', scriptPath], {
       cwd: outputDir,
       env,
     });
-    return childProcess.execFileSync(
-      out.toString().trim(),
-      ['run', scriptPath],
-      {
-        cwd: outputDir,
-        env,
-      },
-    );
   };
 
   const loadJSON = async filePath =>

yarn.lock

@@ -131,6 +131,7 @@ __metadata:
     "@endo/patterns": "npm:^1.4.2"
     "@endo/promise-kit": "npm:^1.1.4"
     "@endo/stream": "npm:^1.2.4"
+    agoric: "workspace:^"
     ava: "npm:^5.3.0"
     c8: "npm:^9.1.0"
     import-meta-resolve: "npm:^2.2.1"
@@ -6286,7 +6287,7 @@ __metadata:
   languageName: node
   linkType: hard
 
-"agoric@npm:^0.21.1, agoric@workspace:packages/agoric-cli":
+"agoric@npm:^0.21.1, agoric@workspace:^, agoric@workspace:packages/agoric-cli":
   version: 0.0.0-use.local
   resolution: "agoric@workspace:packages/agoric-cli"
   dependencies: