Local devcontainers enablement

.devcontainer/codespaces/devcontainer.json

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+{
+    "name": "nextflow-training (codespaces)",
+
+    // Update this to pin the release tag before release
+    "image": "ghcr.io/nextflow-io/training:latest",
+    // Uncomment this and comment "image" when testing Dockerfile changes
+    // "build": { "dockerfile": "../Dockerfile", "context": ".." },
+
+    "features": {
+        "ghcr.io/devcontainers/features/docker-outside-of-docker:1": {
+            "version": "latest"
+        }
+    },
+    "workspaceFolder": "/workspaces/training",
+    "remoteEnv": {
+        "NXF_HOME": "/workspaces/.nextflow",
+        "HOST_PROJECT_PATH": "/workspaces/training"
+    },
+    "customizations": {
+        "vscode": {
+            "settings": {
+                "python.defaultInterpreterPath": "/opt/conda/bin/python"
+            },
+            "extensions": [
+                "ms-python.python",
+                "ms-python.vscode-pylance",
+                "nf-core.nf-core-extensionpack", // nf-core recommended extensions
+                "nextflow.nextflow", // Nextflow VS Code extension
+                "codezombiech.gitignore" // Language support for .gitignore files
+            ]
+        }
+    },
+    "remoteUser": "root"
+}

.devcontainer/devcontainer.json

@@ -0,0 +1 @@
+./codespaces/devcontainer.json

.devcontainer/local/devcontainer.json

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+{
+    "name": "nextflow-training (local)",
+
+    // Update this to pin the release tag before release
+    "image": "ghcr.io/nextflow-io/training:latest",
+    // Uncomment this and comment "image" when testing Dockerfile changes
+    // "build": { "dockerfile": "../Dockerfile", "context": ".." },
+
+    "features": {
+        "ghcr.io/devcontainers/features/docker-outside-of-docker:1": {
+            "version": "latest"
+        }
+    },
+    "workspaceFolder": "${localWorkspaceFolder}",
+    "workspaceMount": "source=${localWorkspaceFolder},target=${localWorkspaceFolder},type=bind",
+    "remoteEnv": {
+        "NXF_HOME": "/workspaces/training/.nextflow",
+        "HOST_PROJECT_PATH": "/workspaces/training"
+    },
+    "postCreateCommand": "sudo mkdir -p /workspaces && sudo rm -rf /workspaces/training && sudo ln -s ${localWorkspaceFolder} /workspaces/training",
+    "customizations": {
+        "vscode": {
+            "settings": {
+                "python.defaultInterpreterPath": "/opt/conda/bin/python",
+                "terminal.integrated.cwd": "/workspaces/training",
+                "terminal.integrated.defaultLocation": "workspace"
+            },
+            "extensions": [
+                "ms-python.python",
+                "ms-python.vscode-pylance",
+                "nf-core.nf-core-extensionpack", // nf-core recommended extensions
+                "nextflow.nextflow", // Nextflow VS Code extension
+                "codezombiech.gitignore" // Language support for .gitignore files
+            ]
+        }
+    },
+    "remoteUser": "root"
+}