diff --git a/package.json b/package.json
index 19cfcdd2..5b48874b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@wonderwhy-er/desktop-commander",
-  "version": "0.2.42",
+  "version": "0.2.43",
   "description": "MCP server for terminal operations and file editing",
   "mcpName": "io.github.wonderwhy-er/desktop-commander",
   "license": "MIT",
diff --git a/server.json b/server.json
index 2e3c71ff..910046e3 100644
--- a/server.json
+++ b/server.json
@@ -7,13 +7,13 @@
     "url": "https://github.com/wonderwhy-er/DesktopCommanderMCP",
     "source": "github"
   },
-  "version": "0.2.42",
+  "version": "0.2.43",
   "packages": [
     {
       "registryType": "npm",
       "registryBaseUrl": "https://registry.npmjs.org",
       "identifier": "@wonderwhy-er/desktop-commander",
-      "version": "0.2.42",
+      "version": "0.2.43",
       "transport": {
         "type": "stdio"
       }
diff --git a/src/version.ts b/src/version.ts
index 345b4f0a..c71780bc 100644
--- a/src/version.ts
+++ b/src/version.ts
@@ -1 +1 @@
-export const VERSION = '0.2.42';
+export const VERSION = '0.2.43';
diff --git a/test/test-file-handlers.js b/test/test-file-handlers.js
index caf04337..2a7d57e2 100644
--- a/test/test-file-handlers.js
+++ b/test/test-file-handlers.js
@@ -333,9 +333,8 @@ async function testReadFilePreviewMetadata() {
   assert.ok(typeof imageContentItem.data === 'string' && imageContentItem.data.length > 0, 'Image content item should carry non-empty base64 data');
   assert.ok(imageResult.structuredContent, 'Image should include structuredContent');
   assert.strictEqual(imageResult.structuredContent.fileType, 'image', 'Image fileType should map to image preview state');
-  assert.strictEqual(typeof imageResult.structuredContent.imageData, 'string', 'Image structured payload should include imageData');
-  assert.ok(imageResult.structuredContent.imageData.length > 0, 'Image structured payload should include non-empty imageData');
-  assert.strictEqual(imageResult.structuredContent.content, imageResult.structuredContent.imageData, 'Image structuredContent should include file content');
+  assert.strictEqual(typeof imageResult.structuredContent.content, 'string', 'Image structured payload should carry base64 in content');
+  assert.ok(imageResult.structuredContent.content.length > 0, 'Image structured payload should include non-empty content');
   assert.strictEqual(imageResult.structuredContent.mimeType, 'image/png', 'Image structured payload should include mimeType');
   assert.strictEqual(imageResult.structuredContent.filePath, IMAGE_FILE, 'Image file path should be present');
   assert.strictEqual(imageResult.structuredContent.sourceTool, 'read_file', 'Image preview should preserve source tool');
@@ -349,8 +348,8 @@ async function testReadFilePreviewMetadata() {
   assert.ok(svgResult.structuredContent, 'SVG should include structuredContent');
   assert.strictEqual(svgResult.structuredContent.fileType, 'image', 'SVG should map to image preview state');
   assert.strictEqual(svgResult.structuredContent.mimeType, 'image/svg+xml', 'SVG structured payload should include SVG mimeType');
-  assert.strictEqual(typeof svgResult.structuredContent.imageData, 'string', 'SVG structured payload should include imageData');
-  assert.ok(svgResult.structuredContent.imageData.length > 0, 'SVG structured payload should include non-empty imageData');
+  assert.strictEqual(typeof svgResult.structuredContent.content, 'string', 'SVG structured payload should carry base64 in content');
+  assert.ok(svgResult.structuredContent.content.length > 0, 'SVG structured payload should include non-empty content');
   assert.strictEqual(svgResult.structuredContent.sourceTool, 'read_file', 'SVG preview should preserve source tool');
 
   const writeResult = await handleWriteFile({ path: TEXT_FILE, content: 'written through handler' });
diff --git a/test/test-markdown-preview.js b/test/test-markdown-preview.js
index e11e914e..9520bfb9 100644
--- a/test/test-markdown-preview.js
+++ b/test/test-markdown-preview.js
@@ -219,7 +219,7 @@ async function testFailedSaveResyncsEditBaseline() {
         }
 
         if (name === 'read_file') {
-          assert.deepStrictEqual(args, { path: payload.filePath });
+          assert.deepStrictEqual(args, { path: payload.filePath, origin: 'ui' });
           return {
             structuredContent: {
               fileName: payload.fileName,
@@ -444,7 +444,7 @@ async function testPartialDocumentBecomesNewEditBaseline() {
   const controller = createMarkdownController({
     callTool: async (name, args) => {
       assert.strictEqual(name, 'read_file');
-      assert.deepStrictEqual(args, { path: partialPayload.filePath, offset: 0, length: 3 });
+      assert.deepStrictEqual(args, { path: partialPayload.filePath, offset: 0, length: 3, origin: 'ui' });
       return {
         structuredContent: {
           fileName: partialPayload.fileName,