Fix Caldara model failing to solve with precompile=true: expand trivial algebraic simplification

.devcontainer/Dockerfile

@@ -0,0 +1,23 @@
+FROM julia:latest
+
+# System dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    git curl sudo ca-certificates python3 python3-pip \
+    && rm -rf /var/lib/apt/lists/*
+
+# Non-root user (Codespaces convention)
+RUN groupadd -g 1000 vscode \
+    && useradd -m -u 1000 -g vscode -s /bin/bash vscode \
+    && echo "vscode ALL=(ALL) NOPASSWD:ALL" > /etc/sudoers.d/vscode
+
+USER vscode
+WORKDIR /home/vscode
+
+# Pre-populate Julia depot with MacroModelling (main branch) deps
+RUN git clone --depth 1 https://github.com/thorek1/MacroModelling.jl.git /tmp/MacroModelling \
+    && cd /tmp/MacroModelling \
+    && julia --project=. -e 'using Pkg; Pkg.instantiate(); Pkg.precompile()' \
+    && rm -rf /tmp/MacroModelling
+
+# Pre-compile LanguageServer for the Julia VS Code extension
+RUN julia -e 'using Pkg; Pkg.add("LanguageServer"); using LanguageServer'

.devcontainer/devcontainer.json

@@ -1,24 +1,18 @@
-// See https://github.com/julia-vscode/julia-devcontainer/blob/master/Dockerfile for image contents
 {
-	"name": "Julia (Community)",
-	"image": "ghcr.io/julia-vscode/julia-devcontainer:latest",
-	// "image": "tkockerols/julia-development:latest",
-
-	// Configure tool-specific properties.
-	"customizations": {
-		// Configure properties specific to VS Code.
-		"vscode": {
-			// Add the IDs of extensions you want installed when the container is created.
-			"extensions": [
-				"julialang.language-julia",
-				"rid9.datetime",
-				"mutantdino.resourcemonitor",
-				"bungcip.better-toml"
-			]
-		}
-	},
-	"onCreateCommand": "julia -e 'import Pkg; Pkg.add(\"SymPy\"); using SymPy'",
-	"postCreateCommand": "/julia-devcontainer-scripts/postcreate.jl",
-
-	"remoteUser": "vscode"
+    "name": "MacroModelling.jl",
+    "build": {
+        "dockerfile": "Dockerfile"
+    },
+    "customizations": {
+        "vscode": {
+            "extensions": [
+                "julialang.language-julia"
+            ],
+            "settings": {
+                "julia.executablePath": "/usr/local/julia/bin/julia"
+            }
+        }
+    },
+    "onCreateCommand": "julia --project=. -e 'using Pkg; Pkg.instantiate(); Pkg.precompile()'",
+    "remoteUser": "vscode"
 }