diff --git a/BUILD b/BUILD
index 3757a89..847cdda 100644
--- a/BUILD
+++ b/BUILD
@@ -1,15 +1,36 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
+
+package(default_visibility = ["//visibility:public"])
+
 load("@bazel_gazelle//:def.bzl", "gazelle")
 
-# gazelle:prefix code.ndumas.com/ndumas/wikilinks-parser
+# gazelle:prefix code.ndumas.com/ndumas/obsidian-markdown
 gazelle(name = "gazelle")
 
-gazelle(
-    name = "gazelle-update-repos",
-    args = [
-        "-from_file=go.mod",
-        "-to_macro=deps.bzl%go_dependencies",
-        "-prune",
-        "-build_file_proto_mode=disable_global",
+go_library(
+    name = "obsidian-markdown",
+    srcs = [
+        "lexemetype_string.go",
+        "lexer.go",
+        "states.go",
+        "wikilink.go",
+    ],
+    importpath = "code.ndumas.com/ndumas/obsidian-markdown",
+    deps = [
+        "@org_uber_go_zap//:go_default_library",
+        "@org_uber_go_zap//zapcore:go_default_library",
+    ],
+)
+
+go_test(
+    name = "obsidian-markdown_test",
+    srcs = [
+        "lexer_test.go",
+        "wikilink_test.go",
+    ],
+    deps = [
+        ":obsidian-markdown",
+        "@com_github_stretchr_testify//assert:go_default_library",
+        "@org_uber_go_zap//zapcore:go_default_library",
     ],
-    command = "update-repos",
 )
diff --git a/WORKSPACE b/WORKSPACE
index 5812c5e..26e7717 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -2,34 +2,53 @@ load("@bazel_tools//tools/build_defs/repo:http.bzl", "http_archive")
 
 http_archive(
     name = "io_bazel_rules_go",
-    sha256 = "6dc2da7ab4cf5d7bfc7c949776b1b7c733f05e56edc4bcd9022bb249d2e2a996",
+    sha256 = "69de5c704a05ff37862f7e0f5534d4f479418afc21806c887db544a316f3cb6b",
     urls = [
-        "https://mirror.bazel.build/github.com/bazelbuild/rules_go/releases/download/v0.39.1/rules_go-v0.39.1.zip",
-        "https://github.com/bazelbuild/rules_go/releases/download/v0.39.1/rules_go-v0.39.1.zip",
+        "https://mirror.bazel.build/github.com/bazelbuild/rules_go/releases/download/v0.27.0/rules_go-v0.27.0.tar.gz",
+        "https://github.com/bazelbuild/rules_go/releases/download/v0.27.0/rules_go-v0.27.0.tar.gz",
     ],
 )
 
 http_archive(
     name = "bazel_gazelle",
-    sha256 = "727f3e4edd96ea20c29e8c2ca9e8d2af724d8c7778e7923a854b2c80952bc405",
+    sha256 = "62ca106be173579c0a167deb23358fdfe71ffa1e4cfdddf5582af26520f1c66f",
     urls = [
-        "https://mirror.bazel.build/github.com/bazelbuild/bazel-gazelle/releases/download/v0.30.0/bazel-gazelle-v0.30.0.tar.gz",
-        "https://github.com/bazelbuild/bazel-gazelle/releases/download/v0.30.0/bazel-gazelle-v0.30.0.tar.gz",
+        "https://mirror.bazel.build/github.com/bazelbuild/bazel-gazelle/releases/download/v0.23.0/bazel-gazelle-v0.23.0.tar.gz",
+        "https://github.com/bazelbuild/bazel-gazelle/releases/download/v0.23.0/bazel-gazelle-v0.23.0.tar.gz",
     ],
 )
 
-
 load("@io_bazel_rules_go//go:deps.bzl", "go_register_toolchains", "go_rules_dependencies")
-load("@bazel_gazelle//:deps.bzl", "gazelle_dependencies", "go_repository")
+load("@bazel_gazelle//:deps.bzl", "gazelle_dependencies")
 
-############################################################
-# Define your own dependencies here using go_repository.
-# Else, dependencies declared by rules_go/gazelle will be used.
-# The first declaration of an external repository "wins".
-############################################################
 
 go_rules_dependencies()
 
 go_register_toolchains(version = "1.20.5")
 
-gazelle_dependencies(go_repository_default_config = "//:WORKSPACE.bazel")
+gazelle_dependencies()
+
+# release notes at https://github.com/bazelbuild/rules_docker/releases
+http_archive(
+    name = "io_bazel_rules_docker",
+    sha256 = "59d5b42ac315e7eadffa944e86e90c2990110a1c8075f1cd145f487e999d22b3",
+    strip_prefix = "rules_docker-0.17.0",
+    urls = ["https://github.com/bazelbuild/rules_docker/releases/download/v0.17.0/rules_docker-v0.17.0.tar.gz"],
+)
+
+load(
+    "@io_bazel_rules_docker//repositories:repositories.bzl",
+    container_repositories = "repositories",
+)
+container_repositories()
+
+load("@io_bazel_rules_docker//repositories:deps.bzl", container_deps = "deps")
+
+container_deps()
+
+load(
+    "@io_bazel_rules_docker//go:image.bzl",
+    _go_image_repos = "repositories",
+)
+
+_go_image_repos()