Test examples

Author: ankane

.github/workflows/build.yml

@@ -18,3 +18,20 @@ jobs:
       - run: cmake -S . -B build
       - run: cmake --build build
       - run: build/test
+
+      - run: |
+          cd examples/openai
+          cmake -S . -B build
+          cmake --build build
+
+      - run: |
+          cd examples/cohere
+          cmake -S . -B build
+          cmake --build build
+
+      - run: |
+          cd examples/loading
+          createdb pgvector_example
+          cmake -S . -B build
+          cmake --build build
+          build/example