diff --git a/.devcontainer/Dockerfile b/.devcontainer/Dockerfile
index ae9fb7b1..eafdb9fb 100644
--- a/.devcontainer/Dockerfile
+++ b/.devcontainer/Dockerfile
@@ -1,14 +1,14 @@
-# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.222.0/containers/ubuntu/.devcontainer/base.Dockerfile
+# See here for image contents: https://github.com/microsoft/vscode-dev-containers/tree/v0.245.2/containers/ubuntu/.devcontainer/base.Dockerfile
 
-# [Choice] Ubuntu version (use hirsuite or bionic on local arm64/Apple Silicon): hirsute, focal, bionic
-ARG VARIANT="hirsute"
+# [Choice] Ubuntu version (use ubuntu-22.04 or ubuntu-18.04 on local arm64/Apple Silicon): ubuntu-22.04, ubuntu-20.04, ubuntu-18.04
+ARG VARIANT="ubuntu-22.04"
 FROM mcr.microsoft.com/vscode/devcontainers/base:0-${VARIANT}
 
-# [Optional] Uncomment this section to install additional OS packages.
-# RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
-#     && apt-get -y install --no-install-recommends <your-package-list-here>
-
-RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \
-  && apt-get -y install --no-install-recommends \
-    gettext-base=0.21-3ubuntu2 \
-  && rm -rf /var/lib/apt/lists/*
+# Install additional OS packages
+SHELL ["/bin/bash", "-o", "pipefail", "-c"]
+RUN curl -SsL https://packages.httpie.io/deb/KEY.gpg | apt-key add - \
+    && curl -SsL -o /etc/apt/sources.list.d/httpie.list https://packages.httpie.io/deb/httpie.list \
+    && apt-get update && export DEBIAN_FRONTEND=noninteractive \
+    && apt-get -y install --no-install-recommends httpie=3.2.1 \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index 79c92e67..d3febc32 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -1,33 +1,34 @@
 // For format details, see https://aka.ms/devcontainer.json. For config options, see the README at:
-// https://github.com/microsoft/vscode-dev-containers/tree/v0.222.0/containers/ubuntu
+// https://github.com/microsoft/vscode-dev-containers/tree/v0.245.2/containers/ubuntu
 {
   "name": "Ubuntu",
   "build": {
     "dockerfile": "Dockerfile",
-    // Update 'VARIANT' to pick an Ubuntu version: hirsute, focal, bionic
-    // Use hirsute or bionic on local arm64/Apple Silicon.
-    "args": { "VARIANT": "hirsute" }
+    // Update 'VARIANT' to pick an Ubuntu version: jammy / ubuntu-22.04, focal / ubuntu-20.04, bionic /ubuntu-18.04
+    // Use ubuntu-22.04 or ubuntu-18.04 on local arm64/Apple Silicon.
+    "args": { "VARIANT": "ubuntu-22.04" }
   },
 
-  // Set *default* container specific settings.json values on container create.
-  "settings": {},
-
-
-  // Add the IDs of extensions you want installed when the container is created.
-  "extensions": [],
-
   // Use 'forwardPorts' to make a list of ports inside the container available locally.
   // "forwardPorts": [],
 
   // Use 'postCreateCommand' to run commands after the container is created.
-  // "postCreateCommand": "uname -a",
-  "postCreateCommand": "bash ./.devcontainer/postCreateCommand.sh",
+  "postCreateCommand": "npm install -g docsify-cli",
 
   // Comment out to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
   "remoteUser": "vscode",
   "features": {
-    "git": "latest",
-    "node": "16",
-    "python": "3.10"
+    "ghcr.io/devcontainers/features/git:1": {
+      "version": "latest"
+    },
+    "ghcr.io/devcontainers/features/git-lfs:1": {
+      "version": "latest"
+    },
+    "ghcr.io/devcontainers/features/github-cli:1": {
+      "version": "latest"
+    },
+    "ghcr.io/devcontainers/features/node:1": {
+      "version": "latest"
+    }
   }
 }
diff --git a/.devcontainer/postCreateCommand.sh b/.devcontainer/postCreateCommand.sh
deleted file mode 100755
index a163bb8c..00000000
--- a/.devcontainer/postCreateCommand.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/bin/bash
-
-npm install -g docsify-cli
-python -m pip install --upgrade pip setuptools
-python -m pip install --upgrade httpie