diff --git a/.gitignore b/.gitignore
index cdb47a7..ccead16 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
-*.png
+bitcoin_*.png
+bitcoin_*.txt
 /output
diff --git a/justfile b/justfile
new file mode 100644
index 0000000..14c4c8c
--- /dev/null
+++ b/justfile
@@ -0,0 +1,11 @@
+run *name:
+    python3 ./model.py
+    @if [[ ! -z "{{ name }}" ]]; then \
+        OUT_DIR="output/{{ name }}"; \
+        rm -rf "${OUT_DIR}"; \
+        mkdir -p "${OUT_DIR}"; \
+        mv bitcoin_*.png bitcoin_*.txt "${OUT_DIR}"; \
+    fi
+
+clean:
+    rm -f bitcoin_*.png bitcoin_*.txt