diff --git a/.gitignore b/.gitignore
index a2e44fc..a2d0704 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 .ipynb_checkpoints
 .devcontainer/data/library
 .devcontainer/data/library_with_embeddings/*.?son
+javascript/node_modules
diff --git a/javascript/deno.json b/javascript/deno.json
new file mode 100644
index 0000000..b8066ce
--- /dev/null
+++ b/javascript/deno.json
@@ -0,0 +1,6 @@
+{
+    "nodeModulesDir": "auto",
+    "imports": {
+        "mongodb": "npm:mongodb@6.19.0"
+    }
+}
\ No newline at end of file
diff --git a/javascript/deno.lock b/javascript/deno.lock
new file mode 100644
index 0000000..3bd564c
--- /dev/null
+++ b/javascript/deno.lock
@@ -0,0 +1,74 @@
+{
+  "version": "5",
+  "specifiers": {
+    "npm:mongodb@6.19.0": "6.19.0"
+  },
+  "npm": {
+    "@mongodb-js/saslprep@1.3.2": {
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+      "dependencies": [
+        "sparse-bitfield"
+      ]
+    },
+    "@types/webidl-conversions@7.0.3": {
+      "integrity": "sha512-CiJJvcRtIgzadHCYXw7dqEnMNRjhGZlYK05Mj9OyktqV8uVT8fD2BFOB7S1uwBE3Kj2Z+4UyPmFw/Ixgw/LAlA=="
+    },
+    "@types/whatwg-url@11.0.5": {
+      "integrity": "sha512-coYR071JRaHa+xoEvvYqvnIHaVqaYrLPbsufM9BF63HkwI5Lgmy2QR8Q5K/lYDYo5AK82wOvSOS0UsLTpTG7uQ==",
+      "dependencies": [
+        "@types/webidl-conversions"
+      ]
+    },
+    "bson@6.10.4": {
+      "integrity": "sha512-WIsKqkSC0ABoBJuT1LEX+2HEvNmNKKgnTAyd0fL8qzK4SH2i9NXg+t08YtdZp/V9IZ33cxe3iV4yM0qg8lMQng=="
+    },
+    "memory-pager@1.5.0": {
+      "integrity": "sha512-ZS4Bp4r/Zoeq6+NLJpP+0Zzm0pR8whtGPf1XExKLJBAczGMnSi3It14OiNCStjQjM6NU1okjQGSxgEZN8eBYKg=="
+    },
+    "mongodb-connection-string-url@3.0.2": {
+      "integrity": "sha512-rMO7CGo/9BFwyZABcKAWL8UJwH/Kc2x0g72uhDWzG48URRax5TCIcJ7Rc3RZqffZzO/Gwff/jyKwCU9TN8gehA==",
+      "dependencies": [
+        "@types/whatwg-url",
+        "whatwg-url"
+      ]
+    },
+    "mongodb@6.19.0": {
+      "integrity": "sha512-H3GtYujOJdeKIMLKBT9PwlDhGrQfplABNF1G904w6r5ZXKWyv77aB0X9B+rhmaAwjtllHzaEkvi9mkGVZxs2Bw==",
+      "dependencies": [
+        "@mongodb-js/saslprep",
+        "bson",
+        "mongodb-connection-string-url"
+      ]
+    },
+    "punycode@2.3.1": {
+      "integrity": "sha512-vYt7UD1U9Wg6138shLtLOvdAu+8DsC/ilFtEVHcH+wydcSpNE20AfSOduf6MkRFahL5FY7X1oU7nKVZFtfq8Fg=="
+    },
+    "sparse-bitfield@3.0.3": {
+      "integrity": "sha512-kvzhi7vqKTfkh0PZU+2D2PIllw2ymqJKujUcyPMd9Y75Nv4nPbGJZXNhxsgdQab2BmlDct1YnfQCguEvHr7VsQ==",
+      "dependencies": [
+        "memory-pager"
+      ]
+    },
+    "tr46@5.1.1": {
+      "integrity": "sha512-hdF5ZgjTqgAntKkklYw0R03MG2x/bSzTtkxmIRw/sTNV8YXsCJ1tfLAX23lhxhHJlEf3CRCOCGGWw3vI3GaSPw==",
+      "dependencies": [
+        "punycode"
+      ]
+    },
+    "webidl-conversions@7.0.0": {
+      "integrity": "sha512-VwddBukDzu71offAQR975unBIGqfKZpM+8ZX6ySk8nYhVoo5CYaZyzt3YBvYtRtO+aoGlqxPg/B87NGVZ/fu6g=="
+    },
+    "whatwg-url@14.2.0": {
+      "integrity": "sha512-De72GdQZzNTUBBChsXueQUnPKDkg/5A5zp7pFDuQAj5UFoENpiACU0wlCvzpAGnTkj++ihpKwKyYewn/XNUbKw==",
+      "dependencies": [
+        "tr46",
+        "webidl-conversions"
+      ]
+    }
+  },
+  "workspace": {
+    "dependencies": [
+      "npm:mongodb@6.19.0"
+    ]
+  }
+}