feat(enhance): add project context to prompt enhancements

apps/server/src/routes/enhance-prompt/routes/enhance.ts

@@ -10,14 +10,23 @@ import type { Request, Response } from 'express';
 import { createLogger } from '@automaker/utils';
 import { resolveModelString } from '@automaker/model-resolver';
 import { CLAUDE_MODEL_MAP, type ThinkingLevel } from '@automaker/types';
+import { getAppSpecPath } from '@automaker/platform';
 import { simpleQuery } from '../../../providers/simple-query-service.js';
 import type { SettingsService } from '../../../services/settings-service.js';
 import { getPromptCustomization, getProviderByModelId } from '../../../lib/settings-helpers.js';
+import { FeatureLoader } from '../../../services/feature-loader.js';
+import * as secureFs from '../../../lib/secure-fs.js';
 import {
   buildUserPrompt,
   isValidEnhancementMode,
   type EnhancementMode,
 } from '../../../lib/enhancement-prompts.js';
+import {
+  extractTechnologyStack,
+  extractXmlElements,
+  extractXmlSection,
+  unescapeXml,
+} from '../../../lib/xml-extractor.js';
 
 const logger = createLogger('EnhancePrompt');
 
@@ -53,6 +62,66 @@ interface EnhanceErrorResponse {
   error: string;
 }
 
+async function buildProjectContext(projectPath: string): Promise<string | null> {
+  const contextBlocks: string[] = [];
+
+  try {
+    const appSpecPath = getAppSpecPath(projectPath);
+    const specContent = (await secureFs.readFile(appSpecPath, 'utf-8')) as string;
+
+    const projectName = extractXmlSection(specContent, 'project_name');
+    const overview = extractXmlSection(specContent, 'overview');
+    const techStack = extractTechnologyStack(specContent);
+    const coreSection = extractXmlSection(specContent, 'core_capabilities');
+    const coreCapabilities = coreSection ? extractXmlElements(coreSection, 'capability') : [];
+
+    const summaryLines: string[] = [];
+    if (projectName) {
+      summaryLines.push(`Name: ${unescapeXml(projectName.trim())}`);
+    }
+    if (overview) {
+      summaryLines.push(`Overview: ${unescapeXml(overview.trim())}`);
+    }
+    if (techStack.length > 0) {
+      summaryLines.push(`Tech Stack: ${techStack.join(', ')}`);
+    }
+    if (coreCapabilities.length > 0) {
+      summaryLines.push(`Core Capabilities: ${coreCapabilities.slice(0, 10).join(', ')}`);
+    }
+
+    if (summaryLines.length > 0) {
+      contextBlocks.push(`PROJECT CONTEXT:\n${summaryLines.map((line) => `- ${line}`).join('\n')}`);
+    }
+  } catch (error) {
+    logger.debug('No app_spec.txt context available for enhancement', error);
+  }
+
+  try {
+    const featureLoader = new FeatureLoader();
+    const features = await featureLoader.getAll(projectPath);
+    const featureTitles = features
+      .map((feature) => feature.title || feature.name || feature.id)
+      .filter((title) => Boolean(title));
+
+    if (featureTitles.length > 0) {
+      const listed = featureTitles.slice(0, 30).map((title) => `- ${title}`);
+      contextBlocks.push(
+        `EXISTING FEATURES (avoid duplicates):\n${listed.join('\n')}${
+          featureTitles.length > 30 ? '\n- ...' : ''
+        }`
+      );
+    }
+  } catch (error) {
+    logger.debug('Failed to load existing features for enhancement context', error);
+  }
+
+  if (contextBlocks.length === 0) {
+    return null;
+  }
+
+  return contextBlocks.join('\n\n');
+}
+
 /**
  * Create the enhance request handler
  *
@@ -122,6 +191,10 @@ export function createEnhanceHandler(
 
       // Build the user prompt with few-shot examples
       const userPrompt = buildUserPrompt(validMode, trimmedText, true);
+      const projectContext = projectPath ? await buildProjectContext(projectPath) : null;
+      if (projectContext) {
+        logger.debug('Including project context in enhancement prompt');
+      }
 
       // Check if the model is a provider model (like "GLM-4.5-Air")
       // If so, get the provider config and resolved Claude model
@@ -156,7 +229,7 @@ export function createEnhanceHandler(
       // The system prompt is combined with user prompt since some providers
       // don't have a separate system prompt concept
       const result = await simpleQuery({
-        prompt: `${systemPrompt}\n\n${userPrompt}`,
+        prompt: [systemPrompt, projectContext, userPrompt].filter(Boolean).join('\n\n'),
         model: resolvedModel,
         cwd: process.cwd(), // Enhancement doesn't need a specific working directory
         maxTurns: 1,