🐛 fix: docker-in-docker in devcontainer

.devcontainer/Dockerfile

@@ -21,17 +21,13 @@ RUN apt-get -qq update \
 RUN mkdir -p -m 755 /etc/apt/keyrings \
     && wget -qO- https://cli.github.com/packages/githubcli-archive-keyring.gpg | tee /etc/apt/keyrings/githubcli-archive-keyring.gpg > /dev/null \
     && curl -sLS https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor | tee /etc/apt/keyrings/microsoft.gpg > /dev/null \
-    && curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc \
     && chmod go+r /etc/apt/keyrings/githubcli-archive-keyring.gpg \
     && chmod go+r /etc/apt/keyrings/microsoft.gpg \
-    && chmod a+r /etc/apt/keyrings/docker.asc \
     && echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/microsoft.gpg] https://packages.microsoft.com/repos/azure-cli/ $(lsb_release -cs) main" | tee /etc/apt/sources.list.d/azure-cli.list > /dev/null \
-    && echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | tee /etc/apt/sources.list.d/github-cli.list > /dev/null \
-    && echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/docker.asc] https://download.docker.com/linux/ubuntu $(. /etc/os-release && echo "$VERSION_CODENAME") stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null
+    && echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | tee /etc/apt/sources.list.d/github-cli.list > /dev/null
 
 RUN apt-get -qq update \
-    && apt-get -qq install --no-install-recommends \
-    azure-cli gh docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin \
+    && apt-get -qq install --no-install-recommends azure-cli gh \
     && apt-get -qq clean \
     && rm -rf /var/lib/apt/lists/* \
     && rm -rf /tmp/*

.devcontainer/devcontainer.json

@@ -4,6 +4,7 @@
         "context": ".."
     },
     "features": {
+        "ghcr.io/devcontainers/features/docker-in-docker": {},
         "ghcr.io/devcontainers/features/common-utils": {
             "configureZshAsDefaultShell": true
         }