Adding pg_linearalgebra extension

contrib/pg_linearalgebra/Dockerfile

@@ -0,0 +1,45 @@
+ARG PG_VERSION=15
+FROM quay.io/coredb/pgrx-builder:pg${PG_VERSION}-pgrx0.10.2
+# Switch to the root user for installing dependencies and building the extension
+USER root
+# Update the package list and install the necessary build dependencies
+# Extension build dependencies
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    libreadline-dev \
+    zlib1g-dev \
+    flex \
+    bison \
+    libxml2-dev \
+    libxslt-dev \
+    libssl-dev \
+    libxml2-utils \
+    xsltproc \
+    ccache \
+    python3-dev \
+    clang \
+    cmake \
+    libclang-dev \
+    libopenblas-dev \
+    libpython3-dev \
+    pkg-config \
+    crossbuild-essential-arm64 \
+    crossbuild-essential-amd64 \
+    gcc-aarch64-linux-gnu \
+    gfortran && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
+# Install Rust using the official installation script
+RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
+# Set the default Rust version to stable
+RUN rustup default stable
+# Add necessary Rust components and target
+RUN rustup component add llvm-tools-preview rustc-dev && \
+    rustup target install x86_64-unknown-linux-gnu
+# Clone the repository into /app/pg_linearalgebra
+RUN git clone https://github.com/joshuajerin/pg_linearalgebra.git /app/pg_linearalgebra
+# Set the working directory to /app/pg_linearalgebra
+WORKDIR /app/pg_linearalgebra
+# Build the extension using cargo pgrx
+RUN cargo pgrx init --pg15 /usr/bin/pg_config && \
+    cargo pgrx package -c /usr/bin/pg_config

contrib/pg_linearalgebra/Trunk.toml

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+[extension]
+name = "pg_linearalgebra"
+version = "1.0.0"
+repository = "https://github.com/joshuajerin/pg_linearalgebra"
+license = "PostgreSQL"
+description = " Matrix Operations Extension for postgres."
+documentation = "https://github.com/joshuajerin/pg_linearalgebra"
+categories = ["analytics"]
+[dependencies]
+apt = ["libc6", "libgcc-s1"]
+[build]
+postgres_version = "14"
+platform = "linux/amd64"
+dockerfile = "Dockerfile"
+install_command = """
+    cd pg_linearalgebra/
+    mv target/release/pg_linearalgebra-pg15/usr/lib/postgresql/15/lib/* /usr/lib/postgresql/15/lib
+    mv target/release/pg_linearalgebra-pg15/usr/share/postgresql/15/extension/* /usr/share/postgresql/15/extension
+"""