add(dufs): add dufs stack

dufs/config/config.yaml

@@ -0,0 +1,26 @@
+serve-path: '.'
+bind: 0.0.0.0
+port: 5000
+path-prefix: /dufs
+hidden:
+  - tmp
+  - '*.log'
+  - '*.lock'
+auth:
+  - admin:admin@/:rw
+  - user:pass@/src:rw,/share
+  - '@/'  # According to the YAML spec, quoting is required.
+allow-all: false
+allow-upload: true
+allow-delete: true
+allow-search: true
+allow-symlink: true
+allow-archive: true
+enable-cors: true
+render-index: true
+render-try-index: true
+render-spa: true
+assets: ./assets/
+log-format: '$remote_addr "$request" $status $http_user_agent'
+log-file: ./dufs.log
+compress: low