docs: sync rule counts and feature lists with the new capabilities

Assisted-by: GLM 5.3 Flash

README.md

@@ -17,7 +17,7 @@ developer tooling to Plan 9 assembly on amd64, arm64, riscv64 and loong64.
 - **Formatter.**  `gasm fmt` canonicalises indentation, operand spacing,
   per-function mnemonic alignment and blank-line layout: `gofmt` for assembly,
   operating recursively on directories the way `go fmt` does.
-- **Linter.**  `gasm lint` runs 17 conservative static checks, among them
+- **Linter.**  `gasm lint` runs 18 conservative static checks, among them
   `undefined-label`, `abi-argsize` (declared frame vs the `// func` signature),
   `register-clobber` (Go ABI register liveness over the control-flow graph),
   `stack-imbalance`, `abi0-register-args` and `unencodable-instruction`.
@@ -33,9 +33,10 @@ developer tooling to Plan 9 assembly on amd64, arm64, riscv64 and loong64.
   breakpoints (optionally conditional), hardware watchpoints, register and
   memory inspection, and headless script runs with label-level coverage.
 - **Language server.**  `gasm lsp` serves completion, hover, document symbols,
-  diagnostics, semantic-token highlighting, go-to-definition, find references,
-  rename, formatting, inlay hints, code actions, signature help, document
-  highlights and workspace symbol search over stdio.
+  push and pull diagnostics, semantic-token highlighting, go-to-definition,
+  find references, rename, formatting, inlay hints, code actions, signature
+  help, document highlights, workspace symbol search, #include document
+  links and folding ranges over stdio.
 - **Comparators and audits.**  `gasm diff` compares the machine code of two
   assembly files byte-for-byte, `gasm profile` shows basic-block structure,
   `gasm audit-instructions` diffs the encoder against the installed toolchain,