added pgvector docker image

.gitea/workflows/build-pgvector.yaml

@@ -0,0 +1,37 @@
+name: CI
+on:
+  push:
+    branches: [ master ]
+    paths:
+      - 'pgvector/**'
+      - '.gitea/workflows/build-pgvector.yaml'      
+jobs:
+  "Build wildfly docker images":
+    runs-on: hostinger
+    steps:
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3.4.0
+        with:
+          driver: docker-container
+      -
+        name: Login to Gitea container registry
+        uses: docker/login-action@v3
+        with:
+          registry: gitea.woggioni.net
+          username: woggioni
+          password: ${{ secrets.PUBLISHER_TOKEN }}
+      -
+        name: Build and push pgvector images
+        uses: docker/build-push-action@v6
+        with:
+          context: "{{defaultContext}}:pgvector"
+          push: true
+          pull: true
+          tags: |
+            "gitea.woggioni.net/woggioni/pgvector:latest"
+            "gitea.woggioni.net/woggioni/pgvector:0.8.0-pg16"
+          build-args: "PG_VERSION=16"
+          cache-from: type=registry,ref=gitea.woggioni.net/woggioni/pgvector:buildx
+          cache-to: type=registry,mode=max,compression=zstd,image-manifest=true,oci-mediatypes=true,ref=gitea.woggioni.net/woggioni/pgvector:buildx          
+

pgvector/Dockerfile

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+ARG PG_VERSION=17
+FROM postgres:${PG_VERSION}-alpine AS build
+
+WORKDIR /
+RUN apk update
+RUN apk add gcc make musl-dev clang19 llvm19 git
+RUN git clone --branch v0.8.0 https://github.com/pgvector/pgvector.git pgvector
+WORKDIR pgvector
+RUN make
+RUN make install
+
+FROM postgres:alpine AS release
+RUN rm -rf /usr/local
+COPY --from=build /usr/local /usr/local