feat(omp): add write approval mode (#2228)

Expose OMP write approval mode in the provider manifest and launch configuration.

packages/protocol/src/provider-manifest.ts

@@ -151,6 +151,13 @@ export const OMP_MODES: AgentProviderModeDefinition[] = [
     colorTier: "dangerous",
     isUnattended: true,
   },
+  {
+    id: "write",
+    label: "Write Approval",
+    description: "Launches OMP with write approval mode — reads are free, writes require approval.",
+    icon: "ShieldAlert",
+    colorTier: "moderate",
+  },
   {
     id: "ask",
     label: "Always Ask",

packages/server/src/server/agent/providers/omp/agent.test.ts

@@ -74,6 +74,18 @@ describe("OMP agent client and session", () => {
     expect(omp.launchConfiguration().argv).toEqual(expect.arrayContaining(["--thinking", "max"]));
   });
 
+  test("launches with write approval mode", async () => {
+    const omp = new OmpHarness();
+    await omp.start({ modeId: "write" });
+
+    expect(omp.launchConfiguration()).toEqual({
+      cwd: "/tmp/paseo-omp-agent-test",
+      protocolMode: "rpc-ui",
+      modeId: "write",
+      argv: ["omp", "--mode", "rpc-ui", "--approval-mode", "write", "--thinking", "medium"],
+    });
+  });
+
   test("streams a prompt through completion", async () => {
     const omp = new OmpHarness();
     await omp.start();
@@ -282,6 +294,7 @@ describe("OMP agent client and session", () => {
 
     await expect(omp.availableModes()).resolves.toEqual([
       expect.objectContaining({ id: "full" }),
+      expect.objectContaining({ id: "write" }),
       expect.objectContaining({ id: "ask" }),
     ]);
     await expect(omp.commands()).resolves.toEqual(

packages/server/src/server/agent/providers/omp/provider-config.ts

@@ -39,6 +39,11 @@ export function resolveOmpLaunchMode(
   switch (modeId ?? DEFAULT_OMP_MODE_ID) {
     case "full":
       return { modeId: "full", extraArgs: ["--approval-mode", "yolo", ...modelRoleArgs] };
+    case "write":
+      return {
+        modeId: "write",
+        extraArgs: ["--approval-mode", "write", ...modelRoleArgs],
+      };
     case "ask":
       return {
         modeId: "ask",

packages/server/src/server/daemon-e2e/agent-configs.ts

@@ -62,6 +62,7 @@ export const agentConfigs = {
     thinkingOptionId: "medium",
     modes: {
       full: "full", // launches omp with yolo approval mode
+      write: "write", // launches omp with write approval mode
       ask: "ask", // launches omp with always-ask approval mode
     },
   },