chore: remove the nightly feature and CI run

Signed-off-by: ljedrz <ljedrz@gmail.com>

Author: ljedrz

.github/workflows/ci.yml

@@ -192,26 +192,6 @@ jobs:
     - name: cargo clippy
       run: cargo clippy --all-targets --workspace -- -D warnings
 
-  readme-doctest:
-    runs-on: ubuntu-latest
-    steps:
-    - name: Checkout sources
-      uses: actions/checkout@v2
-
-    - name: Cache cargo folder
-      uses: actions/cache@v2
-      with:
-        path: ~/.cargo
-        key: readme-doctest-${{ hashFiles('Cargo.lock') }}
-
-    - name: Install rust toolchain
-      uses: hecrj/setup-rust-action@v1
-      with:
-        rust-version: nightly
-
-    - name: cargo test --features nightly
-      run: cargo test --features nightly
-
   # adapted from https://github.com/taiki-e/pin-project/blob/5878410863f5f25e21f7cba97b035501749850f9/.github/workflows/ci.yml#L136-L167
   ci-success:
       # this is read by bors
@@ -220,7 +200,6 @@ jobs:
       needs:
         - ci-matrix
         - lint-rust
-        - readme-doctest
       runs-on: ubuntu-latest
       steps:
         - name: Mark the job as a success
@@ -233,7 +212,6 @@ jobs:
       needs:
         - ci-matrix
         - lint-rust
-        - readme-doctest
       runs-on: ubuntu-latest
       steps:
         - name: Mark the job as failure

Cargo.toml

@@ -7,7 +7,6 @@ version = "0.1.0"
 
 [features]
 default = []
-nightly = []
 test_go_interop = []
 test_js_interop = []
 

src/lib.rs

@@ -1,7 +1,5 @@
 //! IPFS node implementation
 //#![deny(missing_docs)]
-#![cfg_attr(feature = "nightly", feature(external_doc))]
-#![cfg_attr(feature = "nightly", doc(include = "../README.md"))]
 
 mod config;
 pub mod dag;