test(integration-tests): add .env file for local testing

Replace symlink with actual file to ensure compatibility across platforms
and fix issue where just test-local commands fail without .env file

Author: suchapalaver

integration-tests/.env

@@ -0,0 +1,37 @@
+# service ports
+CHAIN_RPC=8545
+IPFS_RPC=5001
+POSTGRES=5432
+GRAPH_NODE_GRAPHQL=8000
+GRAPH_NODE_ADMIN=8020
+GRAPH_NODE_STATUS=8030
+GRAPH_NODE_METRICS=8040
+INDEXER_MANAGEMENT=7600
+INDEXER_SERVICE=7601
+GATEWAY=7700
+REDPANDA_KAFKA=9092
+REDPANDA_ADMIN=9644
+REDPANDA_PANDAPROXY=8082
+REDPANDA_SCHEMA_REGISTRY=8081
+TAP_AGGREGATOR=7610
+BLOCK_EXPLORER=3000
+
+## Chain config
+CHAIN_ID=1337
+CHAIN_NAME="hardhat"
+
+## Wallets
+MNEMONIC="test test test test test test test test test test test junk"
+ACCOUNT0_ADDRESS="0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266"
+ACCOUNT0_SECRET="0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80"
+# receiver of Scalar payments (receiver is index 0 of mnemonic)
+INDEXER_MNEMONIC="test test test test test test test test test test test zero"
+RECEIVER_ADDRESS="0xf4EF6650E48d099a4972ea5B414daB86e1998Bd3"
+RECEIVER_SECRET="0x2ee789a68207020b45607f5adb71933de0946baebbaaab74af7cbd69c8a90573"
+
+# subgraphs
+SUBGRAPH="BFr2mx7FgkJ36Y6pE5BiXs1KmNUmVDCnL82KUSdcLW1g"
+SUBGRAPH_2="9p1TRzaccKzWBN4P6YEwEUxYwJn6HwPxf5dKXK2NYxgS"
+
+# Gateway
+GATEWAY_API_KEY="deadbeefdeadbeefdeadbeefdeadbeef"