ci/docs: Patch generic-array/getrandom/winnow for now

The docs will continue to fail till
serde-rs/serde#2998 is resolved

Author: bilelmoussaoui

.github/workflows/docs.yml

@@ -17,9 +17,36 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v5
-      - uses: dtolnay/rust-toolchain@nightly
+      - uses: dtolnay/rust-toolchain
         with:
-          toolchain: nightly-2025-09-28
+          toolchain: nightly
+
+      - name: Fetch dependencies and patch generic-array
+        run: |
+          # Fetch dependencies first to download the crates
+          cargo fetch
+
+          # Now patch crates that use doc_auto_cfg
+          # Patch generic-array crate
+          find ~/.cargo/registry/src -name "lib.rs" -path "*/generic-array-*/src/lib.rs" -exec \
+            sed -i 's/doc_auto_cfg/doc_cfg/g' {} \; || true
+
+          # Patch getrandom crate
+          find ~/.cargo/registry/src -name "lib.rs" -path "*/getrandom-*/src/lib.rs" -exec \
+            sed -i 's/doc_auto_cfg/doc_cfg/g' {} \; || true
+
+          # Patch winnow crate (remove doc_auto_cfg line entirely since it already has doc_cfg)
+          find ~/.cargo/registry/src -name "lib.rs" -path "*/winnow-*/src/lib.rs" -exec \
+            sed -i '/doc_auto_cfg/d' {} \; || true
+
+          # Patch toml_datetime crate
+          find ~/.cargo/registry/src -name "lib.rs" -path "*/toml_datetime-*/src/lib.rs" -exec \
+            sed -i 's/doc_auto_cfg/doc_cfg/g' {} \; || true
+
+          # Patch toml_edit crate
+          find ~/.cargo/registry/src -name "lib.rs" -path "*/toml_edit-*/src/lib.rs" -exec \
+            sed -i 's/doc_auto_cfg/doc_cfg/g' {} \; || true
+
       - env:
           RUSTFLAGS: --cfg docsrs
           RUSTDOCFLAGS: --cfg docsrs