feat: initialize project structure and error types

- go.mod with github.com/dailz/go-kv, Go 1.26.3, testify
- config/config.go with WalConfig, Validate() with checked arithmetic
- errors.go with sentinel errors (ErrCommitUnknown, ErrWriteStopped, etc.)
- wal/constants.go with all WAL format constants and enums
- wal/header.go with WAL File Header encode/decode (CRC32 IEEE)
- wal/record.go with Physical Record codec, block boundary, SplitIntoRecords
- wal/entry.go with WAL Entry codec (varint keys/values, OpType, ValueKind)
- wal/sequence.go with SequenceManager (atomic, CAS, overflow-safe)
- manifest/manifest.go with MANIFEST stub (Load/Save atomic)
- manifest/current.go with CURRENT file (WriteCurrent/ReadCurrent)
- Comprehensive tests for all modules
- .golangci.yml configuration

This commit is contained in:

dailz

2026-06-12 13:23:27 +08:00

parent 59de99ca0b

commit cf913b1d52

52 changed files with 4538 additions and 0 deletions

									
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				{

				  "sessionID": "ses_149e4f0c5ffe5hf5hErOGwmaO7",

				  "updatedAt": "2026-06-11T10:01:28.529Z",

				  "sources": {

				    "background-task": {

				      "state": "idle",

				      "updatedAt": "2026-06-11T10:01:28.529Z"

				    }

				  }

				}