feat: bump nix-direnv and tweak vscode nix LSP settings

.envrc

@@ -1,5 +1,5 @@
-if ! has nix_direnv_version || ! nix_direnv_version 3.0.4; then
-  source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.4/direnvrc" "sha256-DzlYZ33mWF/Gs8DDeyjr8mnVmQGx7ASYqA5WlxwvBG4="
+if ! has nix_direnv_version || ! nix_direnv_version 3.0.5; then
+  source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/3.0.5/direnvrc" "sha256-RuwIS+QKFj/T9M2TFXScjBsLR6V3A17YVoEW/Q6AZ1w="
 fi
 
-use_flake .#develop
+use flake .#develop

.vscode/settings.json

@@ -1,6 +1,19 @@
 {
-    "nixEnvSelector.nixFile": "${workspaceRoot}/shell.nix",
-    "[nix]": {
-        "editor.defaultFormatter": "jnoortheen.nix-ide"
+    "nix.serverSettings": {
+        // settings for 'nil' LSP
+        "nil": {
+            "autoArchive": true,
+            "diagnostics": {
+                "ignored": [
+                    "unused_binding",
+                    "unused_with"
+                ]
+            },
+            "formatting": {
+                "command": [
+                    "alejandra",
+                ]
+            }
+        }
     },
 }