Add Devcontainers to allow easy use of the AF repo from github codespaces (#1224)

* Add dev containers

* Add workspace folder and cs dev extension

* Try other workspace folder format

* Add default solution.

* Move default solution to settings.json

* Fix repo open

* Remove duplicate python codespace and rename folder

* Add recommended C# extensions and a default build task

* Add vscode icons extension by default

* Add python setup and customizations, plus ai studio for all

* Add bash command

* Try running devsetup from workspace folder

* Remove echo and cd

* Change workspace mount

* Change dotnet workspace name

* Revert workspacemount addition

* Try workspace mount to root

* remove trailing slash

* Try workspacefolder with var

* Revert to original approach

* Modify dev containers to work in main repo.

* Remove trailing comma

* Apply suggestion from @Copilot

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

.devcontainer/devcontainer.json

@@ -0,0 +1,18 @@
+{
+  "name": "Python 3",
+  "image": "mcr.microsoft.com/devcontainers/python:3.13-bullseye",
+  "features": {
+    "ghcr.io/va-h/devcontainers-features/uv:1": {}
+  },
+  "postCreateCommand": "bash ./devsetup.sh",
+  "workspaceFolder": "/workspaces/agent-framework/python/",
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "ms-python.python",
+        "ms-windows-ai-studio.windows-ai-studio",
+        "littlefoxteam.vscode-python-test-adapter"
+      ]
+    }
+  }
+}

.devcontainer/dotnet/devcontainer.json

@@ -0,0 +1,18 @@
+{
+  "name": "C# (.NET)",
+  "image": "mcr.microsoft.com/devcontainers/dotnet:9.0",
+  "features": {
+    "ghcr.io/devcontainers/features/dotnet:2.4.0": {},
+    "ghcr.io/devcontainers/features/powershell:1.5.1": {}
+  },
+  "workspaceFolder": "/workspaces/agent-framework/dotnet/",
+  "customizations": {
+    "vscode": {
+      "extensions": [
+        "ms-dotnettools.csdevkit",
+        "vscode-icons-team.vscode-icons",
+        "ms-windows-ai-studio.windows-ai-studio"
+      ]
+    }
+  }
+}

dotnet/.vscode/extensions.json

@@ -0,0 +1,5 @@
+{
+    "recommendations": [
+        "ms-dotnettools.csdevkit"
+    ]
+}

dotnet/.vscode/settings.json

@@ -0,0 +1,4 @@
+{
+    "dotnet.defaultSolution": "agent-framework-dotnet.slnx",
+    "git.openRepositoryInParentFolders": "always"
+}

dotnet/.vscode/tasks.json

@@ -0,0 +1,15 @@
+{
+	"version": "2.0.0",
+	"tasks": [
+		{
+			"type": "dotnet",
+			"task": "build",
+			"group": {
+				"kind": "build",
+				"isDefault": true
+			},
+			"problemMatcher": [],
+			"label": "dotnet: build"
+		}
+	]
+}

python/devsetup.sh

@@ -0,0 +1,10 @@
+uv python install 3.10 3.11 3.12 3.13
+# Create a virtual environment with Python 3.10 (you can change this to 3.11, 3.12 or 3.13)
+PYTHON_VERSION="3.13"
+uv venv --python $PYTHON_VERSION
+# Install AF and all dependencies
+uv sync --dev
+# Install all the tools and dependencies
+uv run poe install
+# Install pre-commit hooks
+uv run poe pre-commit-install