feat: add experimental config file support

Dockerfile.distroless

@@ -33,7 +33,6 @@ COPY go.sum ./
 
 RUN go mod download
 
-COPY ./main.go ./
 COPY ./cmd ./cmd
 COPY ./internal ./internal
 COPY --from=frontend-builder /frontend/dist ./internal/assets/dist
@@ -56,6 +55,10 @@ EXPOSE 3000
 
 VOLUME ["/data"]
 
+ENV DATABASEPATH=/data/tinyauth.db
+
+ENV RESOURCESDIR=/data/resources
+
 ENV GIN_MODE=release
 
 ENV PATH=$PATH:/tinyauth