Move agent ignore composition to composer module

Author: m-prosper-10

src/agent/composer.ts

@@ -477,6 +477,64 @@ export function composeChangeProtocol(config: ProjectConfig): string[] {
   return base;
 }
 
+export function composeAgentIgnore(config: ProjectConfig): string {
+  const lines = [
+    "# Files and directories AI agents should avoid editing unless explicitly requested.",
+    "# Generated by start-it.",
+    "",
+    "# Secrets and local environment state",
+    ".env",
+    ".env.*",
+    "!.env.example",
+    "",
+    "# Dependency locks",
+    "package-lock.json",
+    "pnpm-lock.yaml",
+    "yarn.lock",
+    "poetry.lock",
+    "Pipfile.lock",
+    "",
+    "# Generated dependencies and caches",
+    "node_modules/",
+    ".next/",
+    "dist/",
+    "build/",
+    "coverage/",
+    ".turbo/",
+    ".cache/",
+    ".venv/",
+    "venv/",
+    "__pycache__/",
+    ".pytest_cache/",
+    "",
+    "# IDE and OS artifacts",
+    ".idea/",
+    ".vscode/",
+    ".DS_Store",
+  ];
+
+  if (config.appType === "backend") {
+    lines.push("", "# Backend runtime artifacts", "*.log");
+  }
+
+  if (config.appType === "ai-ml") {
+    lines.push(
+      "",
+      "# Model and experiment artifacts",
+      "models/",
+      "artifacts/",
+      "mlruns/",
+      "wandb/"
+    );
+  }
+
+  if (config.stack === "cpp-inference" || config.stack === "dsa-cpp") {
+    lines.push("", "# Native build outputs", "*.o", "*.out", "*.exe");
+  }
+
+  return `${lines.join("\n")}\n`;
+}
+
 export function composeCursorPrinciples(config: ProjectConfig): string[] {
   return [
     `# cursorrules for ${config.framework} - ${config.options?.template || config.stack}`,

src/ai/generator.ts

@@ -6,7 +6,8 @@ import * as fs from "fs-extra";
 import * as path from "path";
 import chalk from "chalk";
 import ora from "ora";
-import { buildAgentIgnore, buildLegacyAiGuidance } from "../utils/agentRules";
+import { composeAgentIgnore } from "../agent/composer";
+import { buildLegacyAiGuidance } from "../utils/agentRules";
 
 export class AIProjectGenerator {
   private aiProvider: SmartAIProvider;
@@ -50,7 +51,7 @@ export class AIProjectGenerator {
       await fs.writeFile(path.join(projectDir, ".cursorrules"), guidance.cursorRules);
       await fs.writeFile(
         path.join(projectDir, ".agentignore"),
-        buildAgentIgnore({
+        composeAgentIgnore({
           appType: "backend",
           framework: recommendation.framework,
           stack: recommendation.framework === "Node.js" ? "node-ts-express" : recommendation.template,

src/generator.ts

@@ -7,7 +7,8 @@ import { getTemplate } from "./templates";
 import { scaffoldFrontendProject } from "./frontend/scaffold";
 import { scaffoldAiMlProject } from "./aiml/scaffold";
 import { scaffoldDsaProject } from "./dsa/scaffold";
-import { buildAgentIgnore, buildAiGuidance } from "./utils/agentRules";
+import { composeAgentIgnore } from "./agent/composer";
+import { buildAiGuidance } from "./utils/agentRules";
 
 export class ProjectGenerator {
   private config: ProjectConfig;
@@ -56,7 +57,7 @@ export class ProjectGenerator {
       // Add agentic AI guidelines for token efficiency
       const guidance = buildAiGuidance(this.config);
       await fs.writeFile(path.join(projectPath, ".cursorrules"), guidance.cursorRules);
-      await fs.writeFile(path.join(projectPath, ".agentignore"), buildAgentIgnore(this.config));
+      await fs.writeFile(path.join(projectPath, ".agentignore"), composeAgentIgnore(this.config));
 
       // Create docs directory and write default instruction files
       const docsDir = path.join(projectPath, "docs");

src/utils/agentRules.ts

@@ -18,74 +18,6 @@ export interface AiGuidanceSet {
   instructions: string;
 }
 
-export function buildAgentIgnore(config: ProjectConfig): string {
-  const lines = [
-    "# Files and directories AI agents should avoid editing unless explicitly requested.",
-    "# Generated by start-it.",
-    "",
-    "# Secrets and local environment state",
-    ".env",
-    ".env.*",
-    "!.env.example",
-    "",
-    "# Dependency locks",
-    "package-lock.json",
-    "pnpm-lock.yaml",
-    "yarn.lock",
-    "poetry.lock",
-    "Pipfile.lock",
-    "",
-    "# Generated dependencies and caches",
-    "node_modules/",
-    ".next/",
-    "dist/",
-    "build/",
-    "coverage/",
-    ".turbo/",
-    ".cache/",
-    ".venv/",
-    "venv/",
-    "__pycache__/",
-    ".pytest_cache/",
-    "",
-    "# IDE and OS artifacts",
-    ".idea/",
-    ".vscode/",
-    ".DS_Store",
-  ];
-
-  if (config.appType === "backend") {
-    lines.push(
-      "",
-      "# Backend runtime artifacts",
-      "*.log"
-    );
-  }
-
-  if (config.appType === "ai-ml") {
-    lines.push(
-      "",
-      "# Model and experiment artifacts",
-      "models/",
-      "artifacts/",
-      "mlruns/",
-      "wandb/"
-    );
-  }
-
-  if (config.stack === "cpp-inference" || config.stack === "dsa-cpp") {
-    lines.push(
-      "",
-      "# Native build outputs",
-      "*.o",
-      "*.out",
-      "*.exe"
-    );
-  }
-
-  return `${lines.join("\n")}\n`;
-}
-
 export function buildAiGuidance(config: ProjectConfig): AiGuidanceSet {
   return {
     cursorRules: buildCursorRules(config),