Tests/cocotb (#19)

* wip

* reorg

* update sv int

* apb4 working

* apb3 working

* version bump + ignore runner warning

* remove redundant check

* adding log on failure

* cleaning up verilator version issue

* devcontainer

* Fix missing libpython in GitHub Actions CI environment (#21)

* Initial plan

* Install libpython in GitHub Actions for cocotb tests

Co-authored-by: arnavsacheti <36746504+arnavsacheti@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: arnavsacheti <36746504+arnavsacheti@users.noreply.github.com>

---------

Co-authored-by: Copilot <198982749+Copilot@users.noreply.github.com>

.devcontainer/devcontainer.json

@@ -0,0 +1,33 @@
+{
+    "name": "PeakRDL BusDecoder",
+    "build": {
+        "dockerfile": "Dockerfile"
+    },
+    "runArgs": [
+        "--init"
+    ],
+    "features": {
+        "ghcr.io/devcontainers/features/common-utils:2": {
+            "username": "vscode",
+            "uid": "1000",
+            "gid": "1000",
+            "installZsh": "false",
+            "installOhMyZsh": "false"
+        }
+    },
+    "remoteUser": "vscode",
+    "postCreateCommand": "uv sync --frozen --all-extras --group tools --group test",
+    "customizations": {
+        "vscode": {
+            "settings": {
+                "python.defaultInterpreterPath": ".venv/bin/python",
+                "terminal.integrated.shell.linux": "/bin/bash"
+            },
+            "extensions": [
+                "ms-python.python",
+                "ms-python.vscode-pylance",
+                "ms-vscode.cpptools"
+            ]
+        }
+    }
+}