Add working compose config to allow podman-compose instead of using devcontainers

.devcontainer/Dockerfile

@@ -3,5 +3,5 @@ FROM registry.gitlab.com/lukenaylor/latex/sage-tex-chroma-image:latest
 # Add the tree-sitter parser for Rust
 RUN git clone --depth=1 --branch v0.20.4 https://github.com/tree-sitter/tree-sitter-rust.git /root/src/tree-sitter-rust
 # Install the pseudowalls sage package
-RUN sage -pip install pseudowalls --extra-index-url https://gitlab.com/api/v4/projects/43962374/packages/pypi/simple
+RUN /usr/bin/bash -c ". ~/.bashrc; sage -pip install pseudowalls --extra-index-url https://gitlab.com/api/v4/projects/43962374/packages/pypi/simple"
 

compose.yaml

+version: "3.8"
+services:
+  dev:
+    build:
+      context: ./.devcontainer
+    volumes:
+      - type: bind
+        source: .
+        target: /root/workdir/:z
+    entrypoint: ["/usr/bin/bash", "-i"]
+    stdin_open: true # docker run -i
+    tty: true        # docker run -t
+      #privileged: true