feat(agentic): add content generate command

Co-Authored-By: Virgil <virgil@lethean.io>

pkg/agentic/commands.go

@@ -20,6 +20,7 @@ func (s *PrepSubsystem) registerCommands(ctx context.Context) {
 	c.Command("run/task", core.Command{Description: "Run a single task end-to-end", Action: s.cmdRunTask})
 	c.Command("run/orchestrator", core.Command{Description: "Run the queue orchestrator (standalone, no MCP)", Action: s.cmdOrchestrator})
 	c.Command("prep", core.Command{Description: "Prepare a workspace: clone repo, build prompt", Action: s.cmdPrep})
+	c.Command("generate", core.Command{Description: "Generate content from a prompt using the platform content pipeline", Action: s.cmdGenerate})
 	c.Command("status", core.Command{Description: "List agent workspace statuses", Action: s.cmdStatus})
 	c.Command("prompt", core.Command{Description: "Build and display an agent prompt for a repo", Action: s.cmdPrompt})
 	c.Command("extract", core.Command{Description: "Extract a workspace template to a directory", Action: s.cmdExtract})
@@ -150,6 +151,50 @@ func (s *PrepSubsystem) cmdPrep(options core.Options) core.Result {
 	return core.Result{OK: true}
 }
 
+func (s *PrepSubsystem) cmdGenerate(options core.Options) core.Result {
+	prompt := optionStringValue(options, "prompt", "_arg")
+	if prompt == "" {
+		core.Print(nil, "usage: core-agent generate --prompt=\"Draft a release note\" [--provider=claude] [--config='{\"max_tokens\":4000}']")
+		return core.Result{Value: core.E("agentic.cmdGenerate", "prompt is required", nil), OK: false}
+	}
+
+	result := s.handleContentGenerate(s.commandContext(), core.NewOptions(
+		core.Option{Key: "prompt", Value: prompt},
+		core.Option{Key: "provider", Value: options.String("provider")},
+		core.Option{Key: "config", Value: options.String("config")},
+	))
+	if !result.OK {
+		err := commandResultError("agentic.cmdGenerate", result)
+		core.Print(nil, "error: %v", err)
+		return core.Result{Value: err, OK: false}
+	}
+
+	output, ok := result.Value.(ContentGenerateOutput)
+	if !ok {
+		err := core.E("agentic.cmdGenerate", "invalid content generate output", nil)
+		core.Print(nil, "error: %v", err)
+		return core.Result{Value: err, OK: false}
+	}
+
+	if output.Result.Provider != "" {
+		core.Print(nil, "provider: %s", output.Result.Provider)
+	}
+	if output.Result.Model != "" {
+		core.Print(nil, "model:    %s", output.Result.Model)
+	}
+	if output.Result.Status != "" {
+		core.Print(nil, "status:   %s", output.Result.Status)
+	}
+	if output.Result.Content != "" {
+		core.Print(nil, "content:  %s", output.Result.Content)
+	}
+	if output.Result.InputTokens > 0 || output.Result.OutputTokens > 0 {
+		core.Print(nil, "tokens:   %d in / %d out", output.Result.InputTokens, output.Result.OutputTokens)
+	}
+
+	return core.Result{OK: true}
+}
+
 func (s *PrepSubsystem) cmdStatus(_ core.Options) core.Result {
 	workspaceRoot := WorkspaceRoot()
 	filesystem := s.Core().Fs()

pkg/agentic/commands_test.go

@@ -690,6 +690,35 @@ func TestCommands_CmdPrompt_Good_DefaultTask(t *testing.T) {
 	assert.True(t, r.OK)
 }
 
+func TestCommands_CmdGenerate_Bad_MissingPrompt(t *testing.T) {
+	s, _ := testPrepWithCore(t, nil)
+	r := s.cmdGenerate(core.NewOptions())
+	assert.False(t, r.OK)
+}
+
+func TestCommands_CmdGenerate_Good(t *testing.T) {
+	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		assert.Equal(t, "/v1/content/generate", r.URL.Path)
+		assert.Equal(t, http.MethodPost, r.Method)
+		_, _ = w.Write([]byte(`{"data":{"id":"gen_1","provider":"claude","model":"claude-3.7-sonnet","content":"Release notes draft","input_tokens":12,"output_tokens":48,"status":"completed"}}`))
+	}))
+	defer server.Close()
+
+	s := testPrepWithPlatformServer(t, server, "secret-token")
+	output := captureStdout(t, func() {
+		r := s.cmdGenerate(core.NewOptions(
+			core.Option{Key: "_arg", Value: "Draft a release note"},
+			core.Option{Key: "provider", Value: "claude"},
+		))
+		assert.True(t, r.OK)
+	})
+
+	assert.Contains(t, output, "provider: claude")
+	assert.Contains(t, output, "model:    claude-3.7-sonnet")
+	assert.Contains(t, output, "status:   completed")
+	assert.Contains(t, output, "content:  Release notes draft")
+}
+
 func TestCommands_CmdExtract_Good(t *testing.T) {
 	s, _ := testPrepWithCore(t, nil)
 	target := core.JoinPath(t.TempDir(), "extract-test")

pkg/agentic/prep_test.go

@@ -570,6 +570,18 @@ func TestPrep_OnStartup_Good_RegistersPlatformCommandAlias(t *testing.T) {
 	assert.Contains(t, c.Commands(), "fleet/events")
 }
 
+func TestPrep_OnStartup_Good_RegistersGenerateCommand(t *testing.T) {
+	t.Setenv("CORE_WORKSPACE", t.TempDir())
+	t.Setenv("CORE_AGENT_DISPATCH", "")
+
+	c := core.New(core.WithOption("name", "test"))
+	s := NewPrep()
+	s.ServiceRuntime = core.NewServiceRuntime(c, AgentOptions{})
+
+	require.True(t, s.OnStartup(context.Background()).OK)
+	assert.Contains(t, c.Commands(), "generate")
+}
+
 func TestPrep_OnStartup_Bad(t *testing.T) {
 	// OnStartup with nil ServiceRuntime — panics because
 	// registerCommands calls s.Core().Command().