feat(mosaic): migrate install wizard from v0 to v1 (#103)

Co-authored-by: Jason Woltje <jason@diversecanvas.com>
Co-committed-by: Jason Woltje <jason@diversecanvas.com>

packages/mosaic/src/wizard.ts

@@ -0,0 +1,95 @@
+import type { WizardPrompter } from './prompter/interface.js';
+import type { ConfigService } from './config/config-service.js';
+import type { WizardState } from './types.js';
+import { welcomeStage } from './stages/welcome.js';
+import { detectInstallStage } from './stages/detect-install.js';
+import { modeSelectStage } from './stages/mode-select.js';
+import { soulSetupStage } from './stages/soul-setup.js';
+import { userSetupStage } from './stages/user-setup.js';
+import { toolsSetupStage } from './stages/tools-setup.js';
+import { runtimeSetupStage } from './stages/runtime-setup.js';
+import { skillsSelectStage } from './stages/skills-select.js';
+import { finalizeStage } from './stages/finalize.js';
+
+export interface WizardOptions {
+  mosaicHome: string;
+  sourceDir: string;
+  prompter: WizardPrompter;
+  configService: ConfigService;
+  cliOverrides?: Partial<WizardState>;
+}
+
+export async function runWizard(options: WizardOptions): Promise<void> {
+  const { prompter, configService, mosaicHome, sourceDir } = options;
+
+  const state: WizardState = {
+    mosaicHome,
+    sourceDir,
+    mode: 'quick',
+    installAction: 'fresh',
+    soul: {},
+    user: {},
+    tools: {},
+    runtimes: { detected: [], mcpConfigured: false },
+    selectedSkills: [],
+  };
+
+  // Apply CLI overrides (strip undefined values)
+  if (options.cliOverrides) {
+    if (options.cliOverrides.soul) {
+      for (const [k, v] of Object.entries(options.cliOverrides.soul)) {
+        if (v !== undefined) {
+          (state.soul as Record<string, unknown>)[k] = v;
+        }
+      }
+    }
+    if (options.cliOverrides.user) {
+      for (const [k, v] of Object.entries(options.cliOverrides.user)) {
+        if (v !== undefined) {
+          (state.user as Record<string, unknown>)[k] = v;
+        }
+      }
+    }
+    if (options.cliOverrides.tools) {
+      for (const [k, v] of Object.entries(options.cliOverrides.tools)) {
+        if (v !== undefined) {
+          (state.tools as Record<string, unknown>)[k] = v;
+        }
+      }
+    }
+    if (options.cliOverrides.mode) {
+      state.mode = options.cliOverrides.mode;
+    }
+  }
+
+  // Stage 1: Welcome
+  await welcomeStage(prompter, state);
+
+  // Stage 2: Existing Install Detection
+  await detectInstallStage(prompter, state, configService);
+
+  // Stage 3: Quick Start vs Advanced (skip if keeping existing)
+  if (state.installAction === 'fresh' || state.installAction === 'reset') {
+    await modeSelectStage(prompter, state);
+  } else if (state.installAction === 'reconfigure') {
+    state.mode = 'advanced';
+  }
+
+  // Stage 4: SOUL.md
+  await soulSetupStage(prompter, state);
+
+  // Stage 5: USER.md
+  await userSetupStage(prompter, state);
+
+  // Stage 6: TOOLS.md
+  await toolsSetupStage(prompter, state);
+
+  // Stage 7: Runtime Detection & Installation
+  await runtimeSetupStage(prompter, state);
+
+  // Stage 8: Skills Selection
+  await skillsSelectStage(prompter, state);
+
+  // Stage 9: Finalize
+  await finalizeStage(prompter, state, configService);
+}