refactor: migrate all scripts and utils from bash to zsh (#3)

scripts/get_graph_user.zsh

@@ -0,0 +1,77 @@
+#!/bin/zsh
+
+# Required parameters:
+# @raycast.schemaVersion 1
+# @raycast.title Get Graph User
+# @raycast.mode compact
+# @raycast.argument1 { "type": "text", "placeholder": "User ID or UPN" }
+
+# Optional parameters:
+# @raycast.icon 👤
+
+# Documentation:
+# @raycast.description Fetch MS Graph user info by ID or UPN
+# @raycast.author Esteban Vincent
+
+USER_ID="$1"
+
+# shellcheck source=/dev/null
+source "$HOME/Raycast/utils.zsh"
+load_env AZURE_TENANT_ID AZURE_CLIENT_ID AZURE_CLIENT_SECRET || exit 1
+
+TOKEN_RESPONSE=$(curl -s -w "\n%{http_code}" \
+  -X POST "https://login.microsoftonline.com/${AZURE_TENANT_ID}/oauth2/v2.0/token" \
+  -d "client_id=${AZURE_CLIENT_ID}" \
+  --data-urlencode "client_secret=${AZURE_CLIENT_SECRET}" \
+  -d "scope=https://graph.microsoft.com/.default" \
+  -d "grant_type=client_credentials")
+
+TOKEN_HTTP_STATUS=$(echo "$TOKEN_RESPONSE" | tail -n1)
+TOKEN_BODY=$(echo "$TOKEN_RESPONSE" | sed '$d')
+
+if [[ "$TOKEN_HTTP_STATUS" != "200" ]]; then
+  TOKEN_ERROR=$(echo "$TOKEN_BODY" | jq -r '.error_description // .error // "unknown error"')
+  echo "❌ Token request failed (HTTP $TOKEN_HTTP_STATUS): $TOKEN_ERROR"
+  exit 1
+fi
+
+ACCESS_TOKEN=$(echo "$TOKEN_BODY" | jq -r '.access_token // empty')
+if [[ -z "$ACCESS_TOKEN" ]]; then
+  echo "❌ No access_token in response: $TOKEN_BODY"
+  exit 1
+fi
+
+ENCODED_USER_ID=$(printf '%s' "$USER_ID" | jq -Rr '@uri')
+USER_URL="https://graph.microsoft.com/v1.0/users/${ENCODED_USER_ID}?\$select=mail"
+CURL_ERR_FILE=$(mktemp)
+USER_RESPONSE=$(curl -s -S -w "\n%{http_code}" \
+  -H "Authorization: Bearer $ACCESS_TOKEN" \
+  -X GET "$USER_URL" 2>"$CURL_ERR_FILE")
+CURL_EXIT=$?
+
+USER_HTTP_STATUS=$(echo "$USER_RESPONSE" | tail -n1)
+USER_BODY=$(echo "$USER_RESPONSE" | sed '$d')
+
+if [[ $CURL_EXIT -ne 0 || "$USER_HTTP_STATUS" == "000" ]]; then
+  CURL_ERR=$(cat "$CURL_ERR_FILE")
+  rm -f "$CURL_ERR_FILE"
+  echo "❌ Graph API curl failed (exit $CURL_EXIT): $CURL_ERR"
+  exit 1
+fi
+rm -f "$CURL_ERR_FILE"
+
+if [[ "$USER_HTTP_STATUS" == "404" ]]; then
+  echo "⚠️ User not found: $USER_ID"
+  exit 0
+fi
+
+if [[ "$USER_HTTP_STATUS" != "200" ]]; then
+  GRAPH_ERROR=$(echo "$USER_BODY" | jq -r '.error.message // "unknown error"')
+  GRAPH_CODE=$(echo "$USER_BODY" | jq -r '.error.code // "unknown"')
+  echo "❌ Graph API failed (HTTP $USER_HTTP_STATUS) [$GRAPH_CODE]: $GRAPH_ERROR"
+  exit 1
+fi
+
+MAIL=$(echo "$USER_BODY" | jq -r '.mail // .userPrincipalName // "N/A"')
+
+echo "$MAIL"