From 3f10b51da953f01e5c13498e648c349130ec825d Mon Sep 17 00:00:00 2001
From: jmanczak <jakub@manczak.net>
Date: Sat, 4 Apr 2026 23:50:30 +0200
Subject: [PATCH] compose.yaml comments, make docker:/app/data writable

---
 Dockerfile   |  2 +-
 compose.yaml | 10 ++++++++--
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/Dockerfile b/Dockerfile
index 4db5d72..0a2f152 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -53,7 +53,7 @@ RUN adduser \
     --uid "${UID}" \
     appuser
 
-RUN mkdir -p /app && chown appuser:appuser /app
+RUN mkdir -p /app/data && chown -R appuser:appuser /app
 USER appuser
 WORKDIR /app
 ENV IN_DOCKER=true
diff --git a/compose.yaml b/compose.yaml
index 9fb6eac..1a67466 100644
--- a/compose.yaml
+++ b/compose.yaml
@@ -10,11 +10,17 @@ services:
     volumes:
       # Mnemosyne would greatly enjoy not having an ephemeral database.
       # If you're okay with storing it side by side with the compose file,
-      # this is one way to do it. Another is to use a docker volume.
+      # a bind mount like this is one way to do it. Remember to mkdir!
       - ./mnemodata:/app/data
+      # Another way is to use a docker volume.
+      # - mnemodata:/app/data
     environment:
       # DATABASE_URL is crucial for Mnemosyne to work; it will fail without it.
-      # point it at where you'd like your database to be.
+      # Point it at where you'd like your database to be.
       - DATABASE_URL=/app/data/db.db
       # Mnemosyne uses port 39321 for HTTP by default;
       # - PORT=39321
+
+# Declaring a volume for the docker volume example.
+# volumes:
+#   mnemodata: