diff --git a/.dvmrc b/.dvmrc
index 6f7c8cd..d724e43 100644
--- a/.dvmrc
+++ b/.dvmrc
@@ -1 +1 @@
-1.42.4
+1.44.1
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 87af47a..6f8583b 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -9,7 +9,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: denoland/setup-deno@v1
         with:
-          deno-version: v1.42.4
+          deno-version: v1.44.1
       - run: |
           make test
           make build
diff --git a/Dockerfile b/Dockerfile
index 6ffedb5..9a5a668 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM denoland/deno:ubuntu-1.42.4
+FROM denoland/deno:ubuntu-1.44.1
 
 EXPOSE 8000
 
diff --git a/deno.json b/deno.json
index 580f9f5..fba530f 100644
--- a/deno.json
+++ b/deno.json
@@ -14,11 +14,27 @@
   "lint": {
     "rules": {
       "tags": ["fresh", "recommended"],
-      "exclude": ["no-explicit-any", "no-empty-interface", "ban-types", "no-window"]
+      "exclude": ["no-explicit-any", "no-empty-interface", "ban-types", "no-window", "no-unused-vars"]
     }
   },
   "exclude": ["./_fresh/*", "./node_modules/*", "**/_fresh/*"],
   "compilerOptions": { "jsx": "react-jsx", "jsxImportSource": "preact" },
   "nodeModulesDir": true,
-  "importMap": "./import_map.json"
+  "imports": {
+    "/": "./",
+    "./": "./",
+    "xml": "https://deno.land/x/xml@2.1.3/mod.ts",
+    "mrmime": "https://deno.land/x/mrmime@v2.0.0/mod.ts",
+    "fresh/": "https://deno.land/x/fresh@1.6.8/",
+    "$fresh/": "https://deno.land/x/fresh@1.6.8/",
+    "preact": "https://esm.sh/preact@10.19.6",
+    "preact/": "https://esm.sh/preact@10.19.6/",
+    "@preact/signals": "https://esm.sh/*@preact/signals@1.2.2",
+    "@preact/signals-core": "https://esm.sh/*@preact/signals-core@1.5.1",
+    "tailwindcss": "npm:tailwindcss@3.4.4",
+    "tailwindcss/": "npm:/tailwindcss@3.4.4/",
+    "tailwindcss/plugin": "npm:/tailwindcss@3.4.4/plugin.js",
+    "std/": "https://deno.land/std@0.224.0/",
+    "$std/": "https://deno.land/std@0.224.0/"
+  }
 }
diff --git a/import_map.json b/import_map.json
deleted file mode 100644
index 8881ba2..0000000
--- a/import_map.json
+++ /dev/null
@@ -1,20 +0,0 @@
-{
-  "imports": {
-    "/": "./",
-    "./": "./",
-    "xml": "https://deno.land/x/xml@2.1.3/mod.ts",
-    "mrmime": "https://deno.land/x/mrmime@v2.0.0/mod.ts",
-
-    "fresh/": "https://deno.land/x/fresh@1.6.8/",
-    "$fresh/": "https://deno.land/x/fresh@1.6.8/",
-    "preact": "https://esm.sh/preact@10.20.2",
-    "preact/": "https://esm.sh/preact@10.20.2/",
-    "@preact/signals": "https://esm.sh/*@preact/signals@1.2.3",
-    "@preact/signals-core": "https://esm.sh/*@preact/signals-core@1.6.0",
-    "tailwindcss": "npm:tailwindcss@3.4.3",
-    "tailwindcss/": "npm:/tailwindcss@3.4.3/",
-    "tailwindcss/plugin": "npm:/tailwindcss@3.4.3/plugin.js",
-    "std/": "https://deno.land/std@0.223.0/",
-    "$std/": "https://deno.land/std@0.223.0/"
-  }
-}