refactor(pipeline): port lsp_resolve from C to Zig, drop dead vmem

Makefile.cbm

@@ -161,10 +161,8 @@ MCP_SRCS =
 
 # Graph buffer module is Zig: see CBM_ZIG_SRC.
 
-# Pipeline module: implemented in Zig (src/pipeline/*.zig, part of libcbm_zig).
-# lsp_resolve_shim.c compiles one inline function of lsp_resolve.h that
-# translate-c cannot hand to the Zig side.
-PIPELINE_SRCS = src/pipeline/lsp_resolve_shim.c
+# Pipeline module: implemented in Zig (src/pipeline/*.zig, part of libcbm_zig)
+PIPELINE_SRCS =
 
 # SimHash / MinHash, watcher and git context modules are Zig: see CBM_ZIG_SRC.
 
@@ -457,7 +455,7 @@ CBM_ZIG_SRCS = $(CBM_ZIG_SRC) src/cbm_zig_c.h src/cli_zig/cbm_cli_zig.zig src/cl
                src/semantic/semantic.zig \
                src/semantic/ast_profile.h src/semantic/rotsq.h src/semantic/semantic.h \
                vendored/nomic/code_vectors.h vendored/nomic/code_tokens.h \
-               src/pipeline/fqn.zig src/pipeline/laravel_routing.zig \
+               src/pipeline/fqn.zig src/pipeline/laravel_routing.zig src/pipeline/lsp_resolve.zig \
                src/pipeline/pass_compile_commands.zig src/pipeline/pass_complexity.zig \
                src/pipeline/pass_configlink.zig src/pipeline/pass_configures.zig \
                src/pipeline/pass_enrichment.zig src/pipeline/pass_envscan.zig \

build.zig

@@ -536,7 +536,6 @@ fn grammarSources(b: *std.Build) []const []const u8 {
 const native_sources = [_][]const u8{
     "src/foundation/hash_table.c",
     "src/foundation/c_shim.c",
-    "src/pipeline/lsp_resolve_shim.c",
     "vendored/yyjson/yyjson.c",
     "internal/cbm/cbm.c",
     "internal/cbm/extract_defs.c",

src/cbm_zig.zig

@@ -64,6 +64,7 @@ comptime {
     checkExports(@import("mcp/server.zig"));
     checkExports(@import("pipeline/fqn.zig"));
     checkExports(@import("pipeline/laravel_routing.zig"));
+    checkExports(@import("pipeline/lsp_resolve.zig"));
     checkExports(@import("pipeline/pass_compile_commands.zig"));
     checkExports(@import("pipeline/pass_complexity.zig"));
     checkExports(@import("pipeline/pass_configlink.zig"));