diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
new file mode 100644
index 0000000..b3f245d
--- /dev/null
+++ b/.github/workflows/deploy.yaml
@@ -0,0 +1,38 @@
+name: deploy
+
+on:
+  release:
+    types: [created]
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  runs-on: ubuntu-latest
+  steps:
+  - name: Faz checkout no Pull Request
+    uses: actions/checkout@v3
+
+  - name: Instala o Nix
+    run: |
+      BASE_URL='https://raw.githubusercontent.com/ES-Nix/get-nix/' \
+      && SHA256=87fa0f1dbfdd28a1f99b39d5bd4dcc39de97bc64 \
+      && NIX_RELEASE_VERSION='2.10.2' \
+      && curl -fsSL "${BASE_URL}""$SHA256"/get-nix.sh | sh -s -- ${NIX_RELEASE_VERSION} \
+      && . "$HOME"/.nix-profile/etc/profile.d/nix.sh \
+      && . ~/."$(basename $SHELL)"rc \
+      && export TMPDIR=/tmp \
+      && nix flake --version \
+      && nix registry pin nixpkgs github:NixOS/nixpkgs/ea4c80b39be4c09702b0cb3b42eab59e2ba4f24b \
+      && curl -fsSL https://raw.githubusercontent.com/ES-Nix/get-nix/"$SHA256"/install_direnv_and_nix_direnv.sh | sh \
+      && . ~/."$(basename $SHELL)"rc \
+      && direnv --version
+      echo "$HOME"/.nix-profile/bin >> $GITHUB_PATH
+
+  - name: Build
+    run: nix develop .# --command sh -c 'cd brado && cargo build --release --verbose'
+
+  - name: Deploy
+    env:
+      CARGO_REGISTRY_TOKEN: ${{ secrets.CARGO_REGISTRY_TOKEN }}
+    run: nix develop .# --command sh -c 'cd brado && cargo login --registry $CARGO_REGISTRY_TOKEN && cargo publish'
diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index f8e7f6a..7da26d3 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -69,7 +69,7 @@ jobs:
       run: nix develop .# --command sh -c 'cd brado && cargo build --verbose'
 
     - name: Run tests
-      run: nix develop .# --command sh -c 'cd brado && cargo test  --verbose'
+      run: nix develop .# --command sh -c 'cd brado && cargo test --verbose'
 
   clippy:
     runs-on: ubuntu-latest
diff --git a/brado/Cargo.toml b/brado/Cargo.toml
index a824919..fe48864 100644
--- a/brado/Cargo.toml
+++ b/brado/Cargo.toml
@@ -2,7 +2,13 @@
 name = "brado"
 version = "0.1.0"
 edition = "2021"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+license = "MIT"
+readme = "../README.md"
+description = "brado is a brazilian docs validator"
+homepage = "https://github.com/brenomfviana/brado"
+documentation = "https://docs.rs/brado"
+repository = "https://github.com/brenomfviana/brado"
+keywords = ["brazilian", "docs", "validator"]
+authors = ["Breno Viana", "Pedro Regis"]
 
 [dependencies]
diff --git a/brado/src/docs/mod.rs b/brado/src/docs/mod.rs
index f6f6033..b25e00f 100644
--- a/brado/src/docs/mod.rs
+++ b/brado/src/docs/mod.rs
@@ -2,4 +2,3 @@ pub mod cnpj;
 pub mod common;
 pub mod cpf;
 pub mod doc;
-pub use doc::Document;
diff --git a/brado/src/lib.rs b/brado/src/lib.rs
index 8bec614..5648df6 100644
--- a/brado/src/lib.rs
+++ b/brado/src/lib.rs
@@ -1,4 +1,15 @@
+//! # brado documentation
+//! 
+//! brado is a brazilian docs validator.
+//! 
+//! ## Example
+//! ```
+//! use brado;
+//! use brado::Document;
+//! let cpf_doc: Document = Document::new("639.292.470-11");
+//! brado::cpf::validate(&cpf_doc, true, false);
+//! ```
 mod docs;
 pub use crate::docs::cnpj;
 pub use crate::docs::cpf;
-pub use crate::docs::Document;
+pub use crate::docs::doc::Document;