feat: add ipc broker for reliable bidirectional agent messaging

feat: add param aliases for grep/read/edit

fix: tolerate JSON-encoded string arrays in tool params

feat: add param aliases for backup, sftp

feat: add param aliases for copy, rename, diff

feat: multiread accepts "paths" as alias for "file_paths"

chore: update server.json for v0.8.4 release [skip ci]

chore: bump version to v0.8.4

fix: FlexInt for all integer input params + complete bool FlexBool coverage

feat: multiedit tool + FlexBool for all bool params + path aliases + omitempty fixes

chore: update server.json for v0.8.3 release [skip ci]

docs: read tool description -- note path alias and relative CWD behavior

feat: read tool accepts "path" alias and relative paths

chore: update server.json for v0.8.2 release [skip ci]

chore: bump version to v0.8.2