diff --git a/Dockerfile b/Dockerfile
index c10b127..b968702 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -22,7 +22,7 @@ ENV MISE_VERSION=${MISE_VERSION}
 
 RUN curl https://mise.run | sh
 
-COPY mise.toml ${TOOLS_DIR}/config/mise.toml
+COPY tools-config/mise.toml ${TOOLS_DIR}/config/mise.toml
 
 RUN sh -c "\
     rm -rf ${TOOLS_DIR}/shims ${TOOLS_DIR}/installs \
diff --git a/justfile b/justfile
new file mode 100644
index 0000000..3d71df1
--- /dev/null
+++ b/justfile
@@ -0,0 +1,22 @@
+set shell := ["bash", "-c"]
+
+IMAGE := env("IMAGE", "dev-tools")
+VERSION := env("VERSION", "latest")
+
+# Setup environment
+setup:
+  mise install
+
+# Build the Docker image
+build:
+  docker build -t {{IMAGE}}:{{VERSION}} .
+
+# Tests inside the docker image
+test:
+  docker run --rm {{IMAGE}}:{{VERSION}} sh -c "\
+    mise --version \
+    && python --version \
+    && node --version"
+
+push:
+  docker push {{IMAGE}}:{{VERSION}}
diff --git a/mise.toml b/mise.toml
index ce624ae..6f0f06b 100644
--- a/mise.toml
+++ b/mise.toml
@@ -1,26 +1,2 @@
 [tools]
-# programming tools
-duckdb = "1"
-node = "24"
-python = "3.11.14"
-go = "1.26"
-uv = "latest"
-
-# secret tools
-sops = "latest"
-age = "latest"
-
-# infra tools
-mc = "latest"
-supabase = "2"
-
-# dev tools
-bat = "latest"
-eza = "latest"
-ripgrep = "latest"
-fzf = "latest"
-jq = "latest"
-yq = "latest"
 just = "latest"
-gh = "latest"
-starship = "latest"
diff --git a/tools-config/mise.toml b/tools-config/mise.toml
new file mode 100644
index 0000000..ce624ae
--- /dev/null
+++ b/tools-config/mise.toml
@@ -0,0 +1,26 @@
+[tools]
+# programming tools
+duckdb = "1"
+node = "24"
+python = "3.11.14"
+go = "1.26"
+uv = "latest"
+
+# secret tools
+sops = "latest"
+age = "latest"
+
+# infra tools
+mc = "latest"
+supabase = "2"
+
+# dev tools
+bat = "latest"
+eza = "latest"
+ripgrep = "latest"
+fzf = "latest"
+jq = "latest"
+yq = "latest"
+just = "latest"
+gh = "latest"
+starship = "latest"