feat: Add Phase 2B Infra integration with optional feature flags #6

	name: API CI

	on:
	push:
	branches: [main]
	paths:
	- 'crates/llm-shield-api/**'
	- '.github/workflows/api-ci.yml'
	pull_request:
	branches: [main]
	paths:
	- 'crates/llm-shield-api/**'

	env:
	CARGO_TERM_COLOR: always

	jobs:
	test:
	name: Test API
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Setup Rust
	uses: dtolnay/rust-toolchain@stable

	- name: Cache cargo registry
	uses: actions/cache@v4
	with:
	path: ~/.cargo/registry
	key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}

	- name: Cache cargo index
	uses: actions/cache@v4
	with:
	path: ~/.cargo/git
	key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}

	- name: Cache target directory
	uses: actions/cache@v4
	with:
	path: target
	key: ${{ runner.os }}-target-${{ hashFiles('**/Cargo.lock') }}

	- name: Run tests
	run: cargo test -p llm-shield-api --all-features

	- name: Check formatting
	run: cargo fmt -p llm-shield-api -- --check

	- name: Run clippy
	run: cargo clippy -p llm-shield-api --all-features -- -D warnings

	build:
	name: Build API
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- name: Setup Rust
	uses: dtolnay/rust-toolchain@stable

	- name: Build
	run: cargo build -p llm-shield-api --release

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