fix: sync template image versions with devcontainers/images manifests

Updated the following image version references to match the current
versions in devcontainers/images manifest.json files:

- typescript-node: 1 → 4 (manifest version 4.0.6)
- javascript-node: 1 → 4 (manifest version 4.0.8)
- python: 2 → 3, 1 → 3 (manifest version 3.0.5)
- java: 1 → 3 (manifest version 3.0.5)
- cpp: 1 → 2 (manifest version 2.1.5)
- ruby: 2 → 3 (manifest version 3.0.2)

All updated tags verified to exist on MCR registry.

Co-authored-by: Kaniska244 <186041440+Kaniska244@users.noreply.github.com>

Author: Copilot

src/cpp-mariadb/.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/devcontainers/cpp:1-${templateOption:imageVariant}
+FROM mcr.microsoft.com/devcontainers/cpp:2-${templateOption:imageVariant}
 
 # Everything below this is needed for installing MariaDB
 # Instructions are copied and modified from: https://mariadb.com/docs/clients/mariadb-connectors/connector-cpp/install/

src/cpp/.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/devcontainers/cpp:1-${templateOption:imageVariant}
+FROM mcr.microsoft.com/devcontainers/cpp:2-${templateOption:imageVariant}
 
 ARG REINSTALL_CMAKE_VERSION_FROM_SOURCE="${templateOption:reinstallCmakeVersionFromSource}"
 

src/java-postgres/.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/devcontainers/java:1-${templateOption:imageVariant}
+FROM mcr.microsoft.com/devcontainers/java:3-${templateOption:imageVariant}
 
 ARG INSTALL_MAVEN="${templateOption:installMaven}"
 ARG MAVEN_VERSION=""

src/java/.devcontainer/devcontainer.json

@@ -3,7 +3,7 @@
 {
 	"name": "Java",
 	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
-	"image": "mcr.microsoft.com/devcontainers/java:1-${templateOption:imageVariant}",
+	"image": "mcr.microsoft.com/devcontainers/java:3-${templateOption:imageVariant}",
 
 	"features": {
 		"ghcr.io/devcontainers/features/java:1": {

src/javascript-node-mongo/.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/devcontainers/javascript-node:1-${templateOption:imageVariant}
+FROM mcr.microsoft.com/devcontainers/javascript-node:4-${templateOption:imageVariant}
 
 # Install MongoDB command line tools - though mongo-database-tools not available on arm64
 ARG MONGO_TOOLS_VERSION=6.0

src/javascript-node-postgres/.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/devcontainers/javascript-node:1-${templateOption:imageVariant}
+FROM mcr.microsoft.com/devcontainers/javascript-node:4-${templateOption:imageVariant}
 
 # [Optional] Uncomment this section to install additional OS packages.
 # RUN apt-get update && export DEBIAN_FRONTEND=noninteractive \

src/javascript-node/.devcontainer/devcontainer.json

@@ -3,7 +3,7 @@
 {
 	"name": "Node.js",
 	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
-	"image": "mcr.microsoft.com/devcontainers/javascript-node:1-${templateOption:imageVariant}"
+	"image": "mcr.microsoft.com/devcontainers/javascript-node:4-${templateOption:imageVariant}"
 
 	// Features to add to the dev container. More info: https://containers.dev/features.
 	// "features": {},

src/postgres/.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/devcontainers/python:1-${templateOption:imageVariant}
+FROM mcr.microsoft.com/devcontainers/python:3-${templateOption:imageVariant}
 
 ENV PYTHONUNBUFFERED 1
 

src/python/.devcontainer/devcontainer.json

@@ -3,7 +3,7 @@
 {
 	"name": "Python 3",
 	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
-	"image": "mcr.microsoft.com/devcontainers/python:2-${templateOption:imageVariant}"
+	"image": "mcr.microsoft.com/devcontainers/python:3-${templateOption:imageVariant}"
 
 	// Features to add to the dev container. More info: https://containers.dev/features.
 	// "features": {},

src/ruby-rails-postgres/.devcontainer/Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/devcontainers/ruby:2-${templateOption:imageVariant}
+FROM mcr.microsoft.com/devcontainers/ruby:3-${templateOption:imageVariant}
 
 # Install Rails
 RUN su vscode -c "gem install rails webdrivers"