feat(server): bounded environment preflight for provider launches

apps/server/integration/orphanedProviderSessionStartup.integration.test.ts

@@ -22,6 +22,7 @@ import * as Stream from "effect/Stream";
 import * as SqlClient from "effect/unstable/sql/SqlClient";
 import { HttpServer } from "effect/unstable/http";
 import * as NetAddress from "effect/unstable/net/NetAddress";
+import { ChildProcessSpawner } from "effect/unstable/process";
 
 import * as EnvironmentAuth from "../src/auth/EnvironmentAuth.ts";
 import * as ServiceLauncherClient from "../src/cloud/serviceLauncherClient.ts";
@@ -45,6 +46,7 @@ import * as ServerRuntimeStartup from "../src/serverRuntimeStartup.ts";
 import * as ServerSettings from "../src/serverSettings.ts";
 import * as AnalyticsService from "../src/telemetry/AnalyticsService.ts";
 import * as GitVcsDriver from "../src/vcs/GitVcsDriver.ts";
+import * as VcsProcess from "../src/vcs/VcsProcess.ts";
 
 const providerInstanceId = ProviderInstanceId.make("codex");
 const projectId = ProjectId.make("project-startup-orphan");
@@ -111,6 +113,16 @@ const startupDependencies = Layer.mergeAll(
   ),
   AnalyticsService.layerTest,
   Layer.mock(GitVcsDriver.GitVcsDriver)({}),
+  Layer.mock(VcsProcess.VcsProcess)({
+    run: () =>
+      Effect.succeed({
+        exitCode: ChildProcessSpawner.ExitCode(0),
+        stdout: "git version 2.55.0\n",
+        stderr: "",
+        stdoutTruncated: false,
+        stderrTruncated: false,
+      }),
+  }),
   Layer.succeed(ProviderService.ProviderService, {
     startSession: () => Effect.die("unused"),
     sendTurn: () => Effect.die("unused"),

apps/server/package.json

@@ -30,6 +30,7 @@
     "@opencode-ai/sdk": "^1.3.15",
     "diff": "8.0.3",
     "effect": "catalog:",
+    "jsonc-parser": "^3.3.1",
     "node-pty": "^1.1.0",
     "stream-chain": "^4.2.5",
     "stream-json": "3.6.0",