diff --git a/.cargo/config.toml b/.cargo/config.toml
index 4da98a0b..19b46f57 100644
--- a/.cargo/config.toml
+++ b/.cargo/config.toml
@@ -12,6 +12,14 @@ cmp = "run -- --mode compile"
 ex = "run -- --mode exec"
 read = "run -- --mode read"
 
+dlex = "run --features debug -- --mode lex"
+dprs = "run --features debug -- --mode parse"
+dlwr = "run --features debug -- --mode lower"
+dchk = "run --features debug -- --mode check"
+dcmp = "run --features debug -- --mode compile"
+dex = "run --features debug -- --mode exec"
+dread = "run --features debug -- --mode read"
+
 rd = "run --features debug"
 rd_ja = "run --features debug --features japanese"
 rd_zh_cn = "run --features debug --features simplified_chinese"
diff --git a/.github/ISSUE_TEMPLATE/bug_report.md b/.github/ISSUE_TEMPLATE/bug_report.md
deleted file mode 100644
index 1920302d..00000000
--- a/.github/ISSUE_TEMPLATE/bug_report.md
+++ /dev/null
@@ -1,29 +0,0 @@
----
-name: Bug report
-about: Create a report to help us improve
-title: ''
-labels: bug
-assignees: ''
-
----
-
-**Describe the bug**
-A clear and concise description of what the bug is.
-
-**Reproducible code**
-Or steps to reproduce the behavior:
-
-**Expected behavior**
-A clear and concise description of what you expected to happen.
-
-**Result**
-
-**Screenshots (optional)**
-If applicable, add screenshots to help explain your problem.
-
-**OS**
- e.g. Windows 11 (WSL2)
-If it is an obvious environment-independent bug (e.g. type inference bug), it is not necessary
-
-**Additional context**
-Add any other context about the problem here.
diff --git a/.github/ISSUE_TEMPLATE/bug_report.yaml b/.github/ISSUE_TEMPLATE/bug_report.yaml
new file mode 100644
index 00000000..2d210cad
--- /dev/null
+++ b/.github/ISSUE_TEMPLATE/bug_report.yaml
@@ -0,0 +1,58 @@
+name: 🐛 Bug report
+description: Create a report to help us improve
+labels:
+  - bug
+body:
+  - type: textarea
+    attributes:
+      label: Describe the bug?
+    validations:
+      required: true
+
+  - type: textarea
+    attributes:
+      label: Reproducible code
+    validations:
+      required: false
+
+  - type: textarea
+    attributes:
+      label: Expected result
+    validations:
+      required: false
+
+  - type: textarea
+    attributes:
+      label: Actual result
+    validations:
+      required: false
+
+  - type: textarea
+    attributes:
+      label: Additional context
+    validations:
+      required: false
+
+  - type: input
+    attributes:
+      label: Erg version
+    validations:
+      required: true
+
+  - type: input
+    attributes:
+      label: Python version
+    validations:
+      required: false
+
+  - type: dropdown
+    attributes:
+      label: os
+      options:
+        - Windows 10
+        - Windows 11
+        - MacOS 12 (Monterey)
+        - MacOS 11 (Big Sur)
+        - Ubuntu
+        - Linux(other distro)
+        - Other (write in `Additional context`)
diff --git a/Cargo.toml b/Cargo.toml
index 6a1ca419..14376a3d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,6 +18,15 @@ members = [
     "compiler/erg_type",
 ]
 
+[workspace.package]
+version = "0.5.8"
+authors = ["erg-lang team <moderation.erglang@gmail.com>"]
+license = "MIT OR Apache-2.0"
+edition = "2021"
+repository = "https://github.com/erg-lang/erg"
+documentation = "https://docs.rs/erg"
+homepage = "https://erg-lang.org/"
+
 [features]
 # when "debug" feature is turned on, that of the following crates will also be turned on.
 debug = [
diff --git a/compiler/erg_common/Cargo.toml b/compiler/erg_common/Cargo.toml
index b8c3f415..305f0b34 100644
--- a/compiler/erg_common/Cargo.toml
+++ b/compiler/erg_common/Cargo.toml
@@ -1,13 +1,13 @@
 [package]
 name = "erg_common"
-version = "0.5.8"
 description = "A common components library of Erg"
-authors = ["erg-lang team <moderation.erglang@gmail.com>"]
-license = "MIT OR Apache-2.0"
-edition = "2021"
-repository = "https://github.com/erg-lang/erg/tree/main/src/erg_common"
-documentation = "https://docs.rs/erg_common"
-homepage = "https://erg-lang.github.io/"
+version.workspace = true
+authors.workspace = true
+license.workspace = true
+edition.workspace = true
+repository.workspace = true
+documentation.workspace = true
+homepage.workspace = true
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
diff --git a/compiler/erg_compiler/Cargo.toml b/compiler/erg_compiler/Cargo.toml
index 74c38e7e..3ec7626a 100644
--- a/compiler/erg_compiler/Cargo.toml
+++ b/compiler/erg_compiler/Cargo.toml
@@ -1,20 +1,28 @@
 [package]
 name = "erg_compiler"
-version = "0.5.8"
 description = "Centimetre: the Erg compiler"
-authors = ["erg-lang team <moderation.erglang@gmail.com>"]
-license = "MIT OR Apache-2.0"
-edition = "2021"
-repository = "https://github.com/erg-lang/erg/tree/main/src/compiler/erg_compiler"
-documentation = "https://docs.rs/erg_compiler"
-homepage = "https://erg-lang.github.io/"
+version.workspace = true
+authors.workspace = true
+license.workspace = true
+edition.workspace = true
+repository.workspace = true
+documentation.workspace = true
+homepage.workspace = true
 
 [features]
 # when "debug" feature is turned on, that of parser will also be turned on.
-debug = [ "erg_common/debug", "erg_parser/debug", "erg_type/debug" ]
-japanese = [ "erg_common/japanese", "erg_parser/japanese", "erg_type/japanese" ]
-simplified_chinese = [ "erg_common/simplified_chinese", "erg_parser/simplified_chinese", "erg_type/simplified_chinese" ]
-traditional_chinese = [ "erg_common/traditional_chinese", "erg_parser/traditional_chinese", "erg_type/traditional_chinese" ]
+debug = ["erg_common/debug", "erg_parser/debug", "erg_type/debug"]
+japanese = ["erg_common/japanese", "erg_parser/japanese", "erg_type/japanese"]
+simplified_chinese = [
+    "erg_common/simplified_chinese",
+    "erg_parser/simplified_chinese",
+    "erg_type/simplified_chinese",
+]
+traditional_chinese = [
+    "erg_common/traditional_chinese",
+    "erg_parser/traditional_chinese",
+    "erg_type/traditional_chinese",
+]
 
 [dependencies]
 erg_common = { version = "0.5.8", path = "../erg_common" }
diff --git a/compiler/erg_parser/Cargo.toml b/compiler/erg_parser/Cargo.toml
index 1d33bb67..38288345 100644
--- a/compiler/erg_parser/Cargo.toml
+++ b/compiler/erg_parser/Cargo.toml
@@ -1,19 +1,19 @@
 [package]
 name = "erg_parser"
-version = "0.5.8"
 description = "The Erg parser"
-authors = ["erg-lang team <moderation.erglang@gmail.com>"]
-license = "MIT OR Apache-2.0"
-edition = "2021"
-repository = "https://github.com/erg-lang/erg/tree/main/src/erg_compiler/erg_parser"
-documentation = "https://docs.rs/erg_parser"
-homepage = "https://erg-lang.github.io/"
+version.workspace = true
+authors.workspace = true
+license.workspace = true
+edition.workspace = true
+repository.workspace = true
+documentation.workspace = true
+homepage.workspace = true
 
 [features]
-debug = [ "erg_common/debug" ]
-japanese = [ "erg_common/japanese" ]
-simplified_chinese = [ "erg_common/simplified_chinese" ]
-traditional_chinese = [ "erg_common/traditional_chinese" ]
+debug = ["erg_common/debug"]
+japanese = ["erg_common/japanese"]
+simplified_chinese = ["erg_common/simplified_chinese"]
+traditional_chinese = ["erg_common/traditional_chinese"]
 
 [dependencies]
 erg_common = { version = "0.5.8", path = "../erg_common" }
diff --git a/compiler/erg_type/Cargo.toml b/compiler/erg_type/Cargo.toml
index 39234fea..3727d03c 100644
--- a/compiler/erg_type/Cargo.toml
+++ b/compiler/erg_type/Cargo.toml
@@ -1,21 +1,21 @@
 [package]
 name = "erg_type"
-version = "0.5.8"
 description = "APIs for Erg types"
-authors = ["erg-lang team <moderation.erglang@gmail.com>"]
-license = "MIT OR Apache-2.0"
-edition = "2021"
-repository = "https://github.com/erg-lang/erg/tree/main/compiler/erg_type"
-documentation = "https://docs.rs/erg_type"
-homepage = "https://erg-lang.github.io/"
+version.workspace = true
+authors.workspace = true
+license.workspace = true
+edition.workspace = true
+repository.workspace = true
+documentation.workspace = true
+homepage.workspace = true
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [features]
-debug = [ "erg_common/debug" ]
-japanese = [ "erg_common/japanese" ]
-simplified_chinese = [ "erg_common/simplified_chinese" ]
-traditional_chinese = [ "erg_common/traditional_chinese" ]
+debug = ["erg_common/debug"]
+japanese = ["erg_common/japanese"]
+simplified_chinese = ["erg_common/simplified_chinese"]
+traditional_chinese = ["erg_common/traditional_chinese"]
 
 [dependencies]
 erg_common = { version = "0.5.8", path = "../erg_common" }