diff --git a/.github/changelog.sh b/.github/changelog.sh
new file mode 100755
index 0000000..f21e927
--- /dev/null
+++ b/.github/changelog.sh
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+m_branch=m;
+changelog_file=CHANGELOG.md;
+
+# fetch master since we might be in a shallow clone
+git fetch origin "$m_branch:$m_branch" --depth=1
+
+changed=0;
+for log in */"$changelog_file"; do
+    dir=$(dirname "$log");
+    # check if version changed
+    if git diff "$m_branch" -- "$dir/Cargo.toml" | grep -q "^-version = "; then
+        # check if changelog updated
+        if git diff --exit-code --no-patch "$m_branch" -- "$log"; then
+            echo "$dir version changed, but $log is not updated"
+            changed=1;
+        fi
+    fi
+done
+
+exit "$changed";
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 9b150e0..a83174a 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -11,18 +11,51 @@ env:
   CARGO_NET_GIT_FETCH_WITH_CLI: true
 
 jobs:
-  build:
+  check:
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v3
     - uses: Swatinem/rust-cache@v2
-    - name: Build
-      run: cargo build --release
+      with:
+        cache-on-failure: "true"
+    - name: Check all-features
+      run: cargo check
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: Swatinem/rust-cache@v2
+      with:
+        cache-on-failure: "true"
     - name: Run tests
       run: cargo test
+  fmt:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
     - name: Check formatting
       run: cargo fmt --all -- --check
+  clippy:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: Swatinem/rust-cache@v2
+      with:
+        cache-on-failure: "true"
     - name: Run clippy
       run: cargo clippy --all --lib -- --no-deps -D clippy::all -D clippy::unwrap_used -D clippy::expect_used
-    - name: Run clippy tests
+  clippy-tests:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: Swatinem/rust-cache@v2
+      with:
+        cache-on-failure: "true"
+    - name: Run clippy
       run: cargo clippy --tests -- -D clippy::all
+  check-changelog:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - name: Check changelogs
+      run: ./.github/changelog.sh
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..d89f972
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,8 @@
+## v0.1.2
+* Update links in the crate, add info about our discord to readme [#9]
+
+[#9]: https://github.com/LFDT-Lockness/stark-curve/pull/9
+
+## v0.1.1
+
+Changes prior to this version weren't documented
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 9484b46..288d8e8 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -2,10 +2,14 @@
 
 Thanks for taking interest to contributing to our project!
 
+## Join us in Discord!
+We welcome all contributors to communicate with us [in Discord]! Please, reach out to us
+in `#lockness-contribute` room.
+
 ## Pull Requests
-Prior to making a PR, we ask you to communicate it with us, preferably by opening an issue.
-This would help to keep your work aligned with the maintainers view and get insights from
-them.
+Prior to making a PR, we ask you to communicate it with us, either [in Discord] or, if you
+prefer, by opening an issue in the repo. This would help to keep your work aligned with the
+maintainers view and avoid situations in which we can't accept your contribution.
 
 All commits are required to be signed via verified GPG key. You can read about commit signing
 in [this series of articles](https://docs.github.com/en/authentication/managing-commit-signature-verification)
@@ -62,3 +66,7 @@ communicate with us for other reasons.
 However, if you want to report something that you believe might be a security
 vulnerability or a security flaw in this or any upstream project, please report
 it following the procedure described in [SECURITY.md](./SECURITY.md).
+
+Feel free to reach out to us [in Discord] as well.
+
+[in Discord]: https://discordapp.com/channels/905194001349627914/1285268686147424388
diff --git a/Cargo.toml b/Cargo.toml
index 3853a30..8325124 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,10 +1,10 @@
 [package]
 name = "stark-curve"
-version = "0.1.1"
+version = "0.1.2"
 edition = "2021"
 license = "MIT OR Apache-2.0"
 description = "Stark curve implementation"
-repository = "https://github.com/dfns/stark-curve"
+repository = "https://github.com/LFDT-Lockness/stark-curve"
 categories = ["cryptography", "no-std", "no-std::no-alloc"]
 keywords = ["elliptic-curves", "stark-curve"]
 
diff --git a/README.md b/README.md
index d9313f1..05ae8ed 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,7 @@
 ![License](https://img.shields.io/crates/l/stark-curve.svg)
 [![Docs](https://docs.rs/stark-curve/badge.svg)](https://docs.rs/stark-curve)
 [![Crates io](https://img.shields.io/crates/v/stark-curve.svg)](https://crates.io/crates/stark-curve)
+[![Discord](https://img.shields.io/discord/905194001349627914?logo=discord&logoColor=ffffff&label=Discord)][in Discord]
 
 # Stark Curve
 
@@ -40,6 +41,11 @@ used and tested.
 [ff]: https://crates.io/crates/ff
 [elliptic-curve]: https://crates.io/crates/elliptic-curve
 
+## Join us in Discord!
+Feel free to reach out to us [in Discord]!
+
+[in Discord]: https://discordapp.com/channels/905194001349627914/1285268686147424388
+
 ## License
 
 Licensed under either of