feat: local AI server scaffolding (FastAPI, RAG, embeddings). Port policy (>=26000), README/API docs, scripts.

scripts/install_server.sh

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+VENV_DIR=".venv"
+
+if [ ! -d "$VENV_DIR" ]; then
+  python3 -m venv "$VENV_DIR"
+fi
+
+source "$VENV_DIR/bin/activate"
+python -m pip install --upgrade pip
+pip install -r requirements.txt
+
+echo "[ok] server deps installed in $VENV_DIR"
+