btcindexer: fix ingestor integration and types

[robert-zaremba]

Description

Follow up on: #154

[sourcery-ai]

Sorry @robert-zaremba, your pull request is larger than the review limit of 150000 diff characters

[robert-zaremba]

@copilot update description of the pull request based on the changes. Ignore changes in worker-configuration.d.ts.

[Copilot]

@robert-zaremba I've opened a new pull request, #187, to work on those changes. Once the pull request is ready, I'll request review from you.

[Copilot]

Pull Request Overview

This PR fixes integration issues and type inconsistencies in the btcindexer following PR #154. The main changes standardize the KV namespace binding names, refactor the block ingestion flow to use timestamps, and improve type organization.

Key changes:

• Renamed KV namespace binding from btc_blocks to BtcBlocks for consistency with naming conventions
• Replaced kv_key field with timestamp_ms in BlockQueueRecord interface
• Moved NbtcDepositSender interface from models to storage module for better organization
• Refactored block ingestion to generate timestamp once per batch and simplified queue message preparation

Reviewed Changes

Copilot reviewed 13 out of 16 changed files in this pull request and generated 4 comments.

Show a summary per file

File	Description
packages/lib/src/nbtc.ts	Added timestamp_ms field to BlockQueueRecord, removed kv_key, and added kvBlocksKey helper function
packages/btcindexer/wrangler.jsonc	Updated KV namespace binding name to BtcBlocks and removed trailing commas
packages/btcindexer/src/storage.ts	Renamed method getBlockInfo to getBlockHash, moved NbtcDepositSender interface here, and renamed insertBtcDeposit to insertNbtcMintDeposit
packages/btcindexer/src/router.ts	Updated KV namespace reference from btc_blocks to BtcBlocks
packages/btcindexer/src/queue-handler.ts	Removed storage parameter, simplified block processing logic, and improved retry handling
packages/btcindexer/src/models.ts	Removed NbtcDepositSender interface (moved to storage.ts)
packages/btcindexer/src/index.ts	Updated function call to processBlockBatch to remove storage parameter
packages/btcindexer/src/cf-storage.ts	Updated imports, implemented renamed methods, and modified insertBlockInfo to use timestamp_ms
packages/btcindexer/src/btcindexer.ts	Reorganized imports, updated storage initialization with new binding name, and added insertBlockInfo call in processBlock
packages/btcindexer/src/btcindexer.test.ts	Updated test data to use timestamp_ms instead of kv_key
packages/btcindexer/db/migrations/0001_initial_schema.sql	Fixed indentation in SQL schema
packages/block-ingestor/wrangler.jsonc	Updated KV namespace binding to BtcBlocks and removed trailing commas
packages/block-ingestor/src/ingest.ts	Refactored to use kvBlocksKey helper, simplified batch preparation, and generate timestamp once per batch
packages/block-ingestor/src/index.ts	Updated parameter name from BlockStore to BtcBlocks

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[sczembor]

lgtm.