feat(cli): add mesh templates and claudemesh create command

Predefined mesh configurations (dev-team, research, ops-incident,
simulation, personal) let users bootstrap meshes with groups, roles,
state keys, and system prompt hints. Templates are bundled at build
time via Bun's JSON import support.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

apps/cli/src/templates/index.ts

@@ -0,0 +1,30 @@
+import devTeam from "./dev-team.json" with { type: "json" };
+import research from "./research.json" with { type: "json" };
+import opsIncident from "./ops-incident.json" with { type: "json" };
+import simulation from "./simulation.json" with { type: "json" };
+import personal from "./personal.json" with { type: "json" };
+
+export interface MeshTemplate {
+  name: string;
+  description: string;
+  groups: Array<{ name: string; roles: string[] }>;
+  stateKeys: Record<string, string>;
+  suggestedRoles: string[];
+  systemPromptHint: string;
+}
+
+export const TEMPLATES: Record<string, MeshTemplate> = {
+  "dev-team": devTeam,
+  research,
+  "ops-incident": opsIncident,
+  simulation,
+  personal,
+};
+
+export function listTemplates(): MeshTemplate[] {
+  return Object.values(TEMPLATES);
+}
+
+export function getTemplate(name: string): MeshTemplate | undefined {
+  return TEMPLATES[name];
+}