diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
new file mode 100644
index 0000000000..bf6fed0272
--- /dev/null
+++ b/.devcontainer/devcontainer.json
@@ -0,0 +1,4 @@
+{
+    "name": "Node.js",
+    "image": "mcr.microsoft.com/devcontainers/javascript-node:1-22-bookworm"
+}
diff --git a/.github/dependabot.yml b/.github/dependabot.yml
index 2c001e23ea..4dbff16643 100644
--- a/.github/dependabot.yml
+++ b/.github/dependabot.yml
@@ -5,6 +5,7 @@ updates:
       schedule:
           interval: 'daily'
           time: '02:00'
+      target-branch: 'main'
     - package-ecosystem: 'npm'
       directory: '/'
       target-branch: 'master'
@@ -16,3 +17,9 @@ updates:
       schedule:
           interval: 'daily'
           time: '03:00'
+      target-branch: 'main'
+    - package-ecosystem: 'devcontainers'
+      directory: '/'
+      schedule:
+          interval: 'weekly'
+      target-branch: 'main'