Update codespace to install package and ipykernel (#91)

.devcontainer/Dockerfile

@@ -6,9 +6,11 @@ COPY environment.yml* .devcontainer/noop.txt /tmp/conda-tmp/
 RUN if [ -f "/tmp/conda-tmp/environment.yml" ]; then umask 0002 && /opt/conda/bin/conda env update -n base -f /tmp/conda-tmp/environment.yml; fi \
     && rm -rf /tmp/conda-tmp
 
-# Setup libmamba solver
+# Setup libmamba solver and ipykernel
 RUN conda update --yes -n base conda \
-    && conda install --yes -n base conda-libmamba-solver \
+    && conda install --yes -n base \
+        conda-libmamba-solver \
+        ipykernel \
     && conda config --set solver libmamba
 
 # [Optional] Uncomment to install a different version of Python than the default

.devcontainer/devcontainer.json

@@ -5,7 +5,7 @@
 	"build": {
 		"context": "..",
 		"dockerfile": "Dockerfile"
-	}
+	},
 
 	// Features to add to the dev container. More info: https://containers.dev/features.
 	// "features": {},
@@ -14,10 +14,14 @@
 	// "forwardPorts": [],
 
 	// Use 'postCreateCommand' to run commands after the container is created.
-	// "postCreateCommand": "python --version",
+	"postCreateCommand": "pip install -e ${containerWorkspaceFolder}",
 
 	// Configure tool-specific properties.
-	// "customizations": {},
+	"customizations": {
+		"vscode": {
+		  "extensions": ["ms-toolsai.jupyter", "ms-python.python"]
+		}
+	  }
 
 	// Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
 	// "remoteUser": "root"