Fix doc build and CI

Author: ChrisRackauckas

.github/workflows/CI.yml

@@ -0,0 +1,40 @@
+name: CI
+on:
+  pull_request:
+    branches:
+      - master
+  push:
+    branches:
+      - master
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        group:
+          - Core
+          - Downstream
+    steps:
+      - uses: actions/checkout@v2
+      - uses: julia-actions/setup-julia@v1
+        with:
+          version: 1
+      - uses: actions/cache@v1
+        env:
+          cache-name: cache-artifacts
+        with:
+          path: ~/.julia/artifacts
+          key: ${{ runner.os }}-test-${{ env.cache-name }}-${{ hashFiles('**/Project.toml') }}
+          restore-keys: |
+            ${{ runner.os }}-test-${{ env.cache-name }}-
+            ${{ runner.os }}-test-
+            ${{ runner.os }}-
+      - uses: julia-actions/julia-buildpkg@v1
+      - uses: julia-actions/julia-runtest@v1
+        env:
+          GROUP: ${{ matrix.group }}
+          JULIA_NUM_THREADS: 11
+      - uses: julia-actions/julia-processcoverage@v1
+      - uses: codecov/codecov-action@v1
+        with:
+          file: lcov.info

.github/workflows/Test.yml

@@ -18,7 +18,7 @@ makedocs(
             "basics/NonlinearSolvers.md",
             "basics/NonlinearFunctions.md",
             "basics/FAQ.md"
-        ]
+        ],
         "Solvers" => Any[
             "solvers/NonlinearSystemSolvers.md",
             "solvers/BracketingSolvers.md"