Centralize .clang-tidy configuration files

The .clang-tidy configuration files throughout base/cvd now are all
symlinks to files in base/cvd/clang_tidy_configs. This will make it
easier to track the variations in our clang-tidy configurations and
avoid out-of-sync versions.

Bug: b/513004576

Author: Databean

base/cvd/.clang-tidy

@@ -0,0 +1 @@
+clang_tidy_configs/base_config

base/cvd/.clang-tidy

@@ -0,0 +1,29 @@
+# "clang-diagnostic-pragma-once-outside-header" has a bad interaction with the
+# `parse_headers` bazel feature.
+
+Checks: &checks >-
+  bugprone-argument-comment,
+  clang-analyzer-*,
+  clang-diagnostic-*,
+  -clang-diagnostic-pragma-once-outside-header,
+  misc-definitions-in-headers,
+  misc-unused-alias-decls,
+  readability-avoid-const-params-in-decls,
+  readability-const-return-type,
+  readability-container-size-empty,
+  readability-inconsistent-declaration-parameter-name,
+  readability-misleading-indentation,
+  readability-redundant-control-flow,
+  readability-string-compare,
+
+# Using the bazel clang-tidy helper, warnings are not shown from files that
+# don't have any errors.  "*" here treats everything from `Checks` as an error,
+# and from there some exclusions are added.
+WarningsAsErrors: >
+  *,
+  -clang-analyzer-core.uninitialized.Assign,
+  -clang-analyzer-core.UndefinedBinaryOperatorResult,
+  -clang-diagnostic-builtin-macro-redefined,
+  -clang-diagnostic-pragma-once-outside-header,
+  -clang-diagnostic-unused-const-variable,
+  -clang-diagnostic-unused-variable,

base/cvd/clang_tidy_configs/base_config

@@ -0,0 +1,30 @@
+# "clang-diagnostic-pragma-once-outside-header" has a bad interaction with the
+# `parse_headers` bazel feature.
+
+Checks: &checks >-
+  bugprone-argument-comment,
+  clang-analyzer-*,
+  clang-diagnostic-*,
+  -clang-diagnostic-pragma-once-outside-header,
+  misc-definitions-in-headers,
+  misc-include-cleaner,
+  misc-unused-alias-decls,
+  readability-avoid-const-params-in-decls,
+  readability-const-return-type,
+  readability-container-size-empty,
+  readability-inconsistent-declaration-parameter-name,
+  readability-misleading-indentation,
+  readability-redundant-control-flow,
+  readability-string-compare,
+
+# Using the bazel clang-tidy helper, warnings are not shown from files that
+# don't have any errors.  "*" here treats everything from `Checks` as an error,
+# and from there some exclusions are added.
+WarningsAsErrors: >
+  *,
+  -clang-analyzer-core.uninitialized.Assign,
+  -clang-analyzer-core.UndefinedBinaryOperatorResult,
+  -clang-diagnostic-builtin-macro-redefined,
+  -clang-diagnostic-pragma-once-outside-header,
+  -clang-diagnostic-unused-const-variable,
+  -clang-diagnostic-unused-variable,

base/cvd/clang_tidy_configs/with_include_cleaner

@@ -0,0 +1 @@
+../../../../../clang_tidy_configs/with_include_cleaner

base/cvd/cuttlefish/host/commands/assemble_cvd/android_build/.clang-tidy

@@ -0,0 +1 @@
+../../../../../../clang_tidy_configs/with_include_cleaner

base/cvd/cuttlefish/host/commands/assemble_cvd/android_build/.clang-tidy

@@ -0,0 +1 @@
+../../../../clang_tidy_configs/with_include_cleaner