diff --git a/.gitignore b/.gitignore
index 2486c67..987f824 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 target/
 Cargo.lock
 scripts/thirdparty/
-override.env
\ No newline at end of file
+override.env
+problem-packages/
\ No newline at end of file
diff --git a/.vscode/launch.json b/.vscode/launch.json
index 419be48..8297f03 100644
--- a/.vscode/launch.json
+++ b/.vscode/launch.json
@@ -13,7 +13,7 @@
         "serve"
       ],
       "stopAtEntry": false,
-      "cwd": "${workspaceFolder}/judger/workdirs/development",
+      "cwd": "${workspaceFolder}/judger/",
       "environment": [],
       "externalConsole": false,
       "MIMode": "gdb",
diff --git a/Dockerfile b/Dockerfile
index 1dfd368..829dc35 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -17,10 +17,13 @@ RUN curl https://rclone.org/install.sh | bash
 
 RUN mkdir /workdir
 RUN mkdir /workdir/problem-package
-COPY judger/workdirs/docker/ /workdir
+COPY judger/.env /workdir/.env
+COPY judger/rclone.conf /workdir/rclone.conf
+RUN sed -i 's/127.0.0.1/host.docker.internal/g' /workdir/rclone.conf
 
 WORKDIR /workdir
 ENV RUST_LOG=DEBUG
 ENV PLATFORM_URI=http://host.docker.internal:8080/
+ENV ENABLE_RCLONE=true
 EXPOSE 8000
 CMD [ "judger", "serve" ]
\ No newline at end of file
diff --git a/judger/workdirs/development/.env b/judger/.env
similarity index 100%
rename from judger/workdirs/development/.env
rename to judger/.env
diff --git a/judger/workdirs/development/override.example.env b/judger/override.example.env
similarity index 50%
rename from judger/workdirs/development/override.example.env
rename to judger/override.example.env
index 6da7b54..904e811 100644
--- a/judger/workdirs/development/override.example.env
+++ b/judger/override.example.env
@@ -1,6 +1,5 @@
 # Description: This file is an example of the override.env file. 
 # You can copy this file to override.env and modify the values to override the default values.
 
-# In this example, we enable rclone and set the problem package path to rclone-problem-package.
-ENABLE_RCLONE=true
-PROBLEM_PACKAGE_PATH=rclone-problem-package
\ No newline at end of file
+# In this example, we enable rclone
+ENABLE_RCLONE=true
\ No newline at end of file
diff --git a/judger/workdirs/development/rclone.conf b/judger/rclone.conf
similarity index 100%
rename from judger/workdirs/development/rclone.conf
rename to judger/rclone.conf
diff --git a/judger/src/option.rs b/judger/src/option.rs
index c65c342..179cb1c 100644
--- a/judger/src/option.rs
+++ b/judger/src/option.rs
@@ -23,7 +23,7 @@ pub struct JudgerOpt {
     #[structopt(long, default_value = "oj-lab-problem-package")]
     pub problem_package_bucket: String,
     /// Where to store problem package
-    #[structopt(env = "PROBLEM_PACKAGE_PATH", default_value = "problem-package")]
+    #[structopt(env = "PROBLEM_PACKAGE_PATH", default_value = "problem-packages")]
     pub problem_package_dir: PathBuf,
 }
 
diff --git a/judger/workdirs/development/.gitignore b/judger/workdirs/development/.gitignore
deleted file mode 100644
index 2563f7d..0000000
--- a/judger/workdirs/development/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-rclone-problem-package/
diff --git a/judger/workdirs/development/problem-package/hello-world/.timelimit b/judger/workdirs/development/problem-package/hello-world/.timelimit
deleted file mode 100644
index d00491f..0000000
--- a/judger/workdirs/development/problem-package/hello-world/.timelimit
+++ /dev/null
@@ -1 +0,0 @@
-1
diff --git a/judger/workdirs/development/problem-package/hello-world/ans.cpp b/judger/workdirs/development/problem-package/hello-world/ans.cpp
deleted file mode 100644
index 2011519..0000000
--- a/judger/workdirs/development/problem-package/hello-world/ans.cpp
+++ /dev/null
@@ -1,9 +0,0 @@
-#include <iostream>
-
-using namespace std;
-
-int main() {
-    string s;
-    cin >> s;
-    cout << "Hello! " << s << endl;
-}
diff --git a/judger/workdirs/development/problem-package/hello-world/data/secret/0.ans b/judger/workdirs/development/problem-package/hello-world/data/secret/0.ans
deleted file mode 100644
index 2a1588e..0000000
--- a/judger/workdirs/development/problem-package/hello-world/data/secret/0.ans
+++ /dev/null
@@ -1 +0,0 @@
-Hello! world!
diff --git a/judger/workdirs/development/problem-package/hello-world/data/secret/0.in b/judger/workdirs/development/problem-package/hello-world/data/secret/0.in
deleted file mode 100644
index c944ebc..0000000
--- a/judger/workdirs/development/problem-package/hello-world/data/secret/0.in
+++ /dev/null
@@ -1 +0,0 @@
-world!
\ No newline at end of file
diff --git a/judger/workdirs/development/problem-package/hello-world/data/secret/1.ans b/judger/workdirs/development/problem-package/hello-world/data/secret/1.ans
deleted file mode 100644
index fb35721..0000000
--- a/judger/workdirs/development/problem-package/hello-world/data/secret/1.ans
+++ /dev/null
@@ -1 +0,0 @@
-Hello! oj-lab!
diff --git a/judger/workdirs/development/problem-package/hello-world/data/secret/1.in b/judger/workdirs/development/problem-package/hello-world/data/secret/1.in
deleted file mode 100644
index 893a717..0000000
--- a/judger/workdirs/development/problem-package/hello-world/data/secret/1.in
+++ /dev/null
@@ -1 +0,0 @@
-oj-lab!
\ No newline at end of file
diff --git a/judger/workdirs/development/problem-package/hello-world/output_validators/interactor-a-plus-b b/judger/workdirs/development/problem-package/hello-world/output_validators/interactor-a-plus-b
deleted file mode 100644
index c237a18..0000000
Binary files a/judger/workdirs/development/problem-package/hello-world/output_validators/interactor-a-plus-b and /dev/null differ
diff --git a/judger/workdirs/development/problem-package/hello-world/output_validators/lcmp b/judger/workdirs/development/problem-package/hello-world/output_validators/lcmp
deleted file mode 100644
index 786b861..0000000
Binary files a/judger/workdirs/development/problem-package/hello-world/output_validators/lcmp and /dev/null differ
diff --git a/judger/workdirs/development/problem-package/hello-world/output_validators/ncmp b/judger/workdirs/development/problem-package/hello-world/output_validators/ncmp
deleted file mode 100644
index 8711c86..0000000
Binary files a/judger/workdirs/development/problem-package/hello-world/output_validators/ncmp and /dev/null differ
diff --git a/judger/workdirs/development/problem-package/hello-world/problem.yaml b/judger/workdirs/development/problem-package/hello-world/problem.yaml
deleted file mode 100644
index 89fe447..0000000
--- a/judger/workdirs/development/problem-package/hello-world/problem.yaml
+++ /dev/null
@@ -1,13 +0,0 @@
-name: Hello world
-
-limits:
-    time_multiplier: 5
-    time_safety_margin: 2
-    memory: 2048
-    output: 8
-    code: 128
-    compilation_time: 60
-    compilation_memory: 2048
-    validation_time: 60
-    validation_memory: 2048
-    validation_output: 8
diff --git a/judger/workdirs/docker/problem-package/hello-world/.timelimit b/judger/workdirs/docker/problem-package/hello-world/.timelimit
deleted file mode 100644
index d00491f..0000000
--- a/judger/workdirs/docker/problem-package/hello-world/.timelimit
+++ /dev/null
@@ -1 +0,0 @@
-1
diff --git a/judger/workdirs/docker/problem-package/hello-world/ans.cpp b/judger/workdirs/docker/problem-package/hello-world/ans.cpp
deleted file mode 100644
index 2011519..0000000
--- a/judger/workdirs/docker/problem-package/hello-world/ans.cpp
+++ /dev/null
@@ -1,9 +0,0 @@
-#include <iostream>
-
-using namespace std;
-
-int main() {
-    string s;
-    cin >> s;
-    cout << "Hello! " << s << endl;
-}
diff --git a/judger/workdirs/docker/problem-package/hello-world/data/secret/0.ans b/judger/workdirs/docker/problem-package/hello-world/data/secret/0.ans
deleted file mode 100644
index 2a1588e..0000000
--- a/judger/workdirs/docker/problem-package/hello-world/data/secret/0.ans
+++ /dev/null
@@ -1 +0,0 @@
-Hello! world!
diff --git a/judger/workdirs/docker/problem-package/hello-world/data/secret/0.in b/judger/workdirs/docker/problem-package/hello-world/data/secret/0.in
deleted file mode 100644
index c944ebc..0000000
--- a/judger/workdirs/docker/problem-package/hello-world/data/secret/0.in
+++ /dev/null
@@ -1 +0,0 @@
-world!
\ No newline at end of file
diff --git a/judger/workdirs/docker/problem-package/hello-world/data/secret/1.ans b/judger/workdirs/docker/problem-package/hello-world/data/secret/1.ans
deleted file mode 100644
index fb35721..0000000
--- a/judger/workdirs/docker/problem-package/hello-world/data/secret/1.ans
+++ /dev/null
@@ -1 +0,0 @@
-Hello! oj-lab!
diff --git a/judger/workdirs/docker/problem-package/hello-world/data/secret/1.in b/judger/workdirs/docker/problem-package/hello-world/data/secret/1.in
deleted file mode 100644
index 893a717..0000000
--- a/judger/workdirs/docker/problem-package/hello-world/data/secret/1.in
+++ /dev/null
@@ -1 +0,0 @@
-oj-lab!
\ No newline at end of file
diff --git a/judger/workdirs/docker/problem-package/hello-world/output_validators/interactor-a-plus-b b/judger/workdirs/docker/problem-package/hello-world/output_validators/interactor-a-plus-b
deleted file mode 100644
index c237a18..0000000
Binary files a/judger/workdirs/docker/problem-package/hello-world/output_validators/interactor-a-plus-b and /dev/null differ
diff --git a/judger/workdirs/docker/problem-package/hello-world/output_validators/lcmp b/judger/workdirs/docker/problem-package/hello-world/output_validators/lcmp
deleted file mode 100644
index 786b861..0000000
Binary files a/judger/workdirs/docker/problem-package/hello-world/output_validators/lcmp and /dev/null differ
diff --git a/judger/workdirs/docker/problem-package/hello-world/output_validators/ncmp b/judger/workdirs/docker/problem-package/hello-world/output_validators/ncmp
deleted file mode 100644
index 8711c86..0000000
Binary files a/judger/workdirs/docker/problem-package/hello-world/output_validators/ncmp and /dev/null differ
diff --git a/judger/workdirs/docker/problem-package/hello-world/problem.yaml b/judger/workdirs/docker/problem-package/hello-world/problem.yaml
deleted file mode 100644
index 89fe447..0000000
--- a/judger/workdirs/docker/problem-package/hello-world/problem.yaml
+++ /dev/null
@@ -1,13 +0,0 @@
-name: Hello world
-
-limits:
-    time_multiplier: 5
-    time_safety_margin: 2
-    memory: 2048
-    output: 8
-    code: 128
-    compilation_time: 60
-    compilation_memory: 2048
-    validation_time: 60
-    validation_memory: 2048
-    validation_output: 8
diff --git a/judger/workdirs/docker/rclone.conf b/judger/workdirs/docker/rclone.conf
deleted file mode 100644
index b35e71b..0000000
--- a/judger/workdirs/docker/rclone.conf
+++ /dev/null
@@ -1,9 +0,0 @@
-[minio]
-type = s3
-provider = Minio
-env_auth = false
-access_key_id = minio-root-user
-secret_access_key = minio-root-password
-endpoint = http://host.docker.internal:9000
-location_constraint =
-acl = private
\ No newline at end of file