Remove empty placeholder fields when no LLM enrichment provided

- Removed automatic addition of empty summary, tags, category fields
- Only adds enrichment fields when actual enrichment data is provided
- Added @types/js-yaml dev dependency

package-lock.json

@@ -54,6 +54,7 @@
       "integrity": "sha512-e7jT4DxYvIDLk1ZHmU/m/mB19rex9sv0c2ftBtjSBv+kVM/902eh0fINUzD7UwLLNR+jU585GxUJ8/EBfAM5fw==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@babel/code-frame": "^7.27.1",
         "@babel/generator": "^7.28.5",

package.json

@@ -4,7 +4,9 @@
   "description": "BOBAI Markdown Standard v1.1 frontmatter generator",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
-  "files": ["dist"],
+  "files": [
+    "dist"
+  ],
   "scripts": {
     "build": "tsc",
     "clean": "rm -rf dist",
@@ -13,7 +15,13 @@
     "test:coverage": "jest --coverage",
     "prepublishOnly": "npm run clean && npm run build"
   },
-  "keywords": ["bobai", "frontmatter", "markdown", "yaml", "metadata"],
+  "keywords": [
+    "bobai",
+    "frontmatter",
+    "markdown",
+    "yaml",
+    "metadata"
+  ],
   "author": "BobAI",
   "license": "MIT",
   "dependencies": {
@@ -30,11 +38,20 @@
   "jest": {
     "preset": "ts-jest",
     "testEnvironment": "node",
-    "roots": ["<rootDir>/tests"],
-    "testMatch": ["**/*.test.ts"],
-    "collectCoverageFrom": ["src/**/*.ts"],
+    "roots": [
+      "<rootDir>/tests"
+    ],
+    "testMatch": [
+      "**/*.test.ts"
+    ],
+    "collectCoverageFrom": [
+      "src/**/*.ts"
+    ],
     "coverageDirectory": "coverage",
-    "coverageReporters": ["text", "lcov"]
+    "coverageReporters": [
+      "text",
+      "lcov"
+    ]
   },
   "engines": {
     "node": ">=18.0.0"

src/generator.ts

@@ -62,12 +62,8 @@ export class FrontmatterGenerator {
       if (enrichment.key_technologies?.length) {
         frontmatter.key_technologies = enrichment.key_technologies;
       }
-    } else {
-      // Placeholders for LLM enrichment
-      frontmatter.summary = '';
-      frontmatter.tags = [];
-      frontmatter.category = '';
     }
+    // No enrichment provided - don't add empty placeholder fields
 
     const yamlStr = yaml.dump(this.removeNulls(frontmatter), {
       indent: 2,