fix: Resolve soft delete and add encrypted config support

- Fix soft delete functionality by filtering out deleted items in search results
- Add support for encrypted configuration storage and retrieval
- Copy test suite and vitest config to ensure all functionality works
- Maintain all core brainy functionality during repository cleanup

tests/json-search-test.js

@@ -0,0 +1,120 @@
+/**
+ * Test script to demonstrate improved JSON document search capabilities
+ * 
+ * This script tests the new functionality for searching within JSON documents,
+ * particularly focusing on company names in nested fields.
+ */
+
+/* eslint-disable no-console */
+
+import { BrainyData } from '../src/brainyData.js'
+
+async function runTest() {
+  console.log('Starting JSON document search test...')
+  
+  // Initialize BrainyData
+  const brainy = new BrainyData()
+  await brainy.init()
+  
+  console.log('Adding test documents...')
+  
+  // Add some test documents with company names in different fields
+  const doc1Id = await brainy.add({
+    title: 'Employee Profile',
+    person: {
+      name: 'John Smith',
+      company: 'Acme Corporation',
+      position: 'Software Engineer'
+    },
+    skills: ['JavaScript', 'TypeScript', 'React']
+  })
+  
+  const doc2Id = await brainy.add({
+    title: 'Project Proposal',
+    client: {
+      name: 'TechSolutions Inc.',
+      industry: 'Software Development'
+    },
+    description: 'A project to develop a new CRM system'
+  })
+  
+  const doc3Id = await brainy.add({
+    title: 'Partnership Agreement',
+    parties: [
+      {
+        name: 'Global Innovations Ltd',
+        type: 'Service Provider'
+      },
+      {
+        name: 'DataCorp',
+        type: 'Client'
+      }
+    ],
+    details: 'Agreement for providing data processing services'
+  })
+  
+  console.log('Documents added with IDs:', doc1Id, doc2Id, doc3Id)
+  
+  // Test 1: Standard search (before our improvements, this might not work well)
+  console.log('\nTest 1: Standard search for "Acme Corporation"')
+  const results1 = await brainy.search('Acme Corporation', 5)
+  console.log(`Found ${results1.length} results:`)
+  results1.forEach((result, i) => {
+    console.log(`Result ${i+1}: ID=${result.id}, Score=${result.score}`)
+  })
+  
+  // Test 2: Search with our new JSON processing (should work better)
+  console.log('\nTest 2: Search with JSON object and priority fields')
+  const results2 = await brainy.search({ company: 'Acme Corporation' }, 5, {
+    priorityFields: ['company', 'name']
+  })
+  console.log(`Found ${results2.length} results:`)
+  results2.forEach((result, i) => {
+    console.log(`Result ${i+1}: ID=${result.id}, Score=${result.score}`)
+  })
+  
+  // Test 3: Field-specific search
+  console.log('\nTest 3: Field-specific search for "person.company=Acme Corporation"')
+  const results3 = await brainy.search({ searchTerm: 'Acme Corporation' }, 5, {
+    searchField: 'person.company'
+  })
+  console.log(`Found ${results3.length} results:`)
+  results3.forEach((result, i) => {
+    console.log(`Result ${i+1}: ID=${result.id}, Score=${result.score}`)
+  })
+  
+  // Test 4: Search for TechSolutions Inc.
+  console.log('\nTest 4: Search for "TechSolutions Inc."')
+  const results4 = await brainy.search('TechSolutions Inc.', 5)
+  console.log(`Found ${results4.length} results:`)
+  results4.forEach((result, i) => {
+    console.log(`Result ${i+1}: ID=${result.id}, Score=${result.score}`)
+  })
+  
+  // Test 5: Field-specific search for TechSolutions
+  console.log('\nTest 5: Field-specific search for "client.name=TechSolutions Inc."')
+  const results5 = await brainy.search({ searchTerm: 'TechSolutions Inc.' }, 5, {
+    searchField: 'client.name'
+  })
+  console.log(`Found ${results5.length} results:`)
+  results5.forEach((result, i) => {
+    console.log(`Result ${i+1}: ID=${result.id}, Score=${result.score}`)
+  })
+  
+  // Test 6: Search for DataCorp in nested array
+  console.log('\nTest 6: Search for "DataCorp" in nested array')
+  const results6 = await brainy.search('DataCorp', 5)
+  console.log(`Found ${results6.length} results:`)
+  results6.forEach((result, i) => {
+    console.log(`Result ${i+1}: ID=${result.id}, Score=${result.score}`)
+  })
+  
+  // Clean up
+  await brainy.clear()
+  console.log('\nTest completed and database cleared.')
+}
+
+// Run the test
+runTest().catch(error => {
+  console.error('Test failed:', error)
+})