Initial setup: Fabric API helper scripts and project config

- CLAUDE.md with API reference, auth setup, and workspace details
- scripts/fabric-api.sh: helper functions for Fabric REST API
- scripts/refresh-token.sh: token refresh and .env writer
- .gitignore: protect .env and .omc/

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

scripts/refresh-token.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+# Refresh Fabric API token and write it to .env
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+PROJECT_DIR="$(dirname "$SCRIPT_DIR")"
+ENV_FILE="$PROJECT_DIR/.env"
+
+echo "Refreshing Microsoft Fabric API token..."
+
+TOKEN=$(az account get-access-token --resource "https://api.fabric.microsoft.com" --query accessToken -o tsv)
+TENANT_ID=$(az account show --query tenantId -o tsv)
+ACCOUNT_NAME=$(az account show --query user.name -o tsv)
+SUBSCRIPTION=$(az account show --query name -o tsv)
+EXPIRES=$(az account get-access-token --resource "https://api.fabric.microsoft.com" --query expiresOn -o tsv)
+
+cat > "$ENV_FILE" <<EOF
+# Microsoft Fabric API Configuration
+# Auto-generated by refresh-token.sh - DO NOT COMMIT
+# Token expires: $EXPIRES
+
+FABRIC_TOKEN=$TOKEN
+FABRIC_TENANT_ID=$TENANT_ID
+FABRIC_ACCOUNT=$ACCOUNT_NAME
+FABRIC_SUBSCRIPTION=$SUBSCRIPTION
+FABRIC_API_BASE=https://api.fabric.microsoft.com/v1
+EOF
+
+echo "Token written to .env"
+echo "  Tenant:       $TENANT_ID"
+echo "  Account:      $ACCOUNT_NAME"
+echo "  Subscription: $SUBSCRIPTION"
+echo "  Expires:      $EXPIRES"