feat: add render_mindmap a2ui tool with d3-hierarchy layout

package-lock.json

@@ -34,6 +34,8 @@
         "ai": "^6.0.105",
         "chokidar": "^5.0.0",
         "d3-cloud": "^1.2.8",
+        "d3-hierarchy": "^3.1.2",
+        "d3-shape": "^3.2.0",
         "date-fns": "^4.1.0",
         "drizzle-orm": "^0.45.1",
         "dropbox": "^10.34.0",
@@ -67,6 +69,8 @@
         "@testing-library/react": "^16.3.2",
         "@testing-library/user-event": "^14.6.1",
         "@types/chokidar": "^1.7.5",
+        "@types/d3-hierarchy": "^3.1.7",
+        "@types/d3-shape": "^3.1.8",
         "@types/node": "^25.2.3",
         "@types/react": "^19.2.14",
         "@types/react-dom": "^19.2.3",
@@ -4868,7 +4872,6 @@
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       "license": "Apache-2.0",
-      "peer": true,
       "engines": {
         "node": ">=8.0.0"
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@@ -5618,6 +5621,30 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/d3-hierarchy": {
+      "version": "3.1.7",
+      "resolved": "https://registry.npmjs.org/@types/d3-hierarchy/-/d3-hierarchy-3.1.7.tgz",
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+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/@types/d3-path": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/@types/d3-path/-/d3-path-3.1.1.tgz",
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+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/@types/d3-shape": {
+      "version": "3.1.8",
+      "resolved": "https://registry.npmjs.org/@types/d3-shape/-/d3-shape-3.1.8.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/d3-path": "*"
+      }
+    },
     "node_modules/@types/debug": {
       "version": "4.1.12",
       "resolved": "https://registry.npmjs.org/@types/debug/-/debug-4.1.12.tgz",
@@ -8143,6 +8170,36 @@
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       "license": "BSD-3-Clause"
     },
+    "node_modules/d3-hierarchy": {
+      "version": "3.1.2",
+      "resolved": "https://registry.npmjs.org/d3-hierarchy/-/d3-hierarchy-3.1.2.tgz",
+      "integrity": "sha512-FX/9frcub54beBdugHjDCdikxThEqjnR93Qt7PvQTOHxyiNCAlvMrHhclk3cD5VeAaq9fxmfRp+CnWw9rEMBuA==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/d3-path": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npmjs.org/d3-path/-/d3-path-3.1.0.tgz",
+      "integrity": "sha512-p3KP5HCf/bvjBSSKuXid6Zqijx7wIfNW+J/maPs+iwR35at5JCbLUT0LzF1cnjbCHWhqzQTIN2Jpe8pRebIEFQ==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/d3-shape": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/d3-shape/-/d3-shape-3.2.0.tgz",
+      "integrity": "sha512-SaLBuwGm3MOViRq2ABk3eLoxwZELpH6zhl3FbAoJ7Vm1gofKx6El1Ib5z23NUEhF9AsGl7y+dzLe5Cw2AArGTA==",
+      "license": "ISC",
+      "dependencies": {
+        "d3-path": "^3.1.0"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
     "node_modules/data-uri-to-buffer": {
       "version": "4.0.1",
       "resolved": "https://registry.npmjs.org/data-uri-to-buffer/-/data-uri-to-buffer-4.0.1.tgz",