feat: initialize Kurdistan SDK - independent fork of Polkadot SDK

substrate/frame/revive/rpc/migrations/0001_create_transaction_hashes.sql

@@ -0,0 +1,22 @@
+-- Useful commands:
+--
+-- Set DATABASE_URL environment variable.
+-- export DATABASE_URL=sqlite:///$HOME/eth_rpc.db
+--
+-- Create DB:
+-- cargo sqlx database create
+--
+-- Run migration manually:
+-- cargo sqlx migrate run
+--
+-- Update compile time artifacts:
+-- cargo sqlx prepare
+CREATE TABLE IF NOT EXISTS transaction_hashes (
+  transaction_hash BLOB NOT NULL PRIMARY KEY,
+  transaction_index INTEGER NOT NULL,
+  block_hash BLOB NOT NULL
+);
+
+CREATE INDEX IF NOT EXISTS idx_block_hash ON transaction_hashes (
+	block_hash
+);

substrate/frame/revive/rpc/migrations/0002_create_log_table.sql

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+CREATE TABLE IF NOT EXISTS logs (
+	block_hash BLOB NOT NULL,
+	transaction_index INTEGER NOT NULL,
+	log_index INTEGER NOT NULL,
+    address BLOB NOT NULL,
+    block_number INTEGER NOT NULL,
+	transaction_hash BLOB NOT NULL,
+    topic_0 BLOB,
+    topic_1 BLOB,
+    topic_2 BLOB,
+    topic_3 BLOB,
+    data BLOB,
+	PRIMARY KEY (block_hash, transaction_index, log_index)
+);
+
+CREATE INDEX IF NOT EXISTS idx_block_number_address_topics ON logs (
+	block_number,
+	address,
+	topic_0,
+	topic_1,
+	topic_2,
+	topic_3
+);
+
+CREATE INDEX IF NOT EXISTS idx_block_hash ON logs (
+	block_hash
+);
+

substrate/frame/revive/rpc/migrations/0003_create_eth_substrate_block_mapping.sql

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+CREATE TABLE IF NOT EXISTS eth_to_substrate_blocks (
+	ethereum_block_hash BLOB NOT NULL PRIMARY KEY,
+	substrate_block_hash BLOB NOT NULL
+);
+
+CREATE INDEX IF NOT EXISTS idx_substrate_block_hash ON eth_to_substrate_blocks (
+	substrate_block_hash
+);