Set up Bazel workspace structure, rules_lint formatters/linters, and CI

.bazelrc

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+# Calque Bazel Configuration
+
+# Output and UI
+common --color=yes
+
+# Test options
+test --test_output=errors
+
+# Lint configuration
+build:lint --aspects=//tools/lint:linters.bzl%ktlint,//tools/lint:linters.bzl%buildifier
+build:lint --output_groups=rules_lint_human
+build:lint --@aspect_rules_lint//lint:fail_on_violation

.bazelversion

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+9.3.0

.editorconfig

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+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 4
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{kt,kts}]
+indent_size = 4
+max_line_length = 120
+ij_kotlin_allow_trailing_comma = true
+ij_kotlin_allow_trailing_comma_on_call_site = true
+
+[*.{bazel,bzl}]
+indent_size = 4
+
+[*.{json,yaml,yml,md}]
+indent_size = 2

.github/workflows/ci.yml

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+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+
+jobs:
+  build-and-test:
+    name: Build and Test
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Bazel
+        uses: bazel-contrib/setup-bazel@0.19.1
+        with:
+          bazelisk-cache: true
+          repository-cache: true
+
+      - name: Check formatting
+        run: bazelisk run //:format.check
+
+      - name: Lint all targets
+        run: bazelisk build --config=lint //...
+
+      - name: Build all targets
+        run: bazelisk build //...
+
+      - name: Test all targets
+        run: bazelisk test //...

.gitignore

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+# Bazel output symlinks
+bazel-*
+
+# IDE files
+.idea/
+*.iml
+.vscode/
+.DS_Store

BUILD.bazel

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+package(default_visibility = ["//visibility:public"])
+
+exports_files([
+    ".editorconfig",
+    "ktlint-baseline.xml",
+])
+
+alias(
+    name = "format",
+    actual = "//tools/format:format",
+)
+
+alias(
+    name = "format.check",
+    actual = "//tools/format:format.check",
+)

MODULE.bazel

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+module(
+    name = "calque",
+    version = "0.0.1",
+)
+
+bazel_dep(name = "rules_jvm_external", version = "7.2")
+bazel_dep(name = "rules_kotlin", version = "2.4.20")
+bazel_dep(name = "rules_java", version = "9.9.0")
+bazel_dep(name = "aspect_rules_lint", version = "2.9.1")
+
+bazel_dep(name = "buildifier_prebuilt", version = "10.1.0", dev_dependency = True)
+
+# Maven dependencies
+maven = use_extension("@rules_jvm_external//:extensions.bzl", "maven")
+maven.install(
+    artifacts = [
+        "junit:junit:4.13.2",
+        "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.11.0",
+        "org.jetbrains.kotlinx:kotlinx-coroutines-test:1.11.0",
+        "org.jetbrains.kotlinx:kotlinx-serialization-json:1.11.0",
+        "org.xerial:sqlite-jdbc:3.53.4.0",
+    ],
+    known_contributing_modules = ["protobuf"],
+    repositories = [
+        "https://repo1.maven.org/maven2",
+    ],
+)
+use_repo(maven, "maven")
+
+# Lint & Format tools
+format_tools = use_extension("@aspect_rules_lint//format:extensions.bzl", "tools")
+format_tools.ktfmt()
+use_repo(format_tools, "ktfmt")
+
+lint_tools = use_extension("@aspect_rules_lint//lint:extensions.bzl", "tools")
+lint_tools.ktlint()
+use_repo(lint_tools, "com_github_pinterest_ktlint")

app/BUILD.bazel

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+package(default_visibility = ["//visibility:public"])

core/linguistics/BUILD.bazel

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+package(default_visibility = ["//visibility:public"])

ktlint-baseline.xml

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+<?xml version="1.0" encoding="utf-8" ?>
+<baseline version="1.0">
+</baseline>

tools/format/BUILD.bazel

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+load("@aspect_rules_lint//format:defs.bzl", "format_multirun")
+load("@rules_java//java:defs.bzl", "java_binary")
+
+package(default_visibility = ["//visibility:public"])
+
+java_binary(
+    name = "ktfmt",
+    main_class = "com.facebook.ktfmt.cli.Main",
+    runtime_deps = ["@ktfmt//jar"],
+)
+
+format_multirun(
+    name = "format",
+    kotlin = ":ktfmt",
+    kotlin_check_args = [
+        "--kotlinlang-style",
+        "--set-exit-if-changed",
+        "--dry-run",
+    ],
+    kotlin_fix_args = ["--kotlinlang-style"],
+    shell = "@aspect_rules_lint//format:shfmt",
+    starlark = "@buildifier_prebuilt//:buildifier",
+    visibility = ["//visibility:public"],
+)

tools/lint/BUILD.bazel

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+package(default_visibility = ["//visibility:public"])

tools/lint/linters.bzl

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+"""Linter aspects for Calque."""
+
+load("@aspect_rules_lint//lint:buildifier.bzl", "lint_buildifier_aspect")
+load("@aspect_rules_lint//lint:ktlint.bzl", "lint_ktlint_aspect")
+load("@aspect_rules_lint//lint:lint_test.bzl", "lint_test")
+
+ktlint = lint_ktlint_aspect(
+    binary = Label("@com_github_pinterest_ktlint//file"),
+    editorconfig = Label("//:.editorconfig"),
+    baseline_file = Label("//:ktlint-baseline.xml"),
+)
+
+ktlint_test = lint_test(aspect = ktlint)
+
+buildifier = lint_buildifier_aspect(
+    binary = Label("@buildifier_prebuilt//:buildifier"),
+)
+
+buildifier_test = lint_test(aspect = buildifier)

tools/preprocessor/BUILD.bazel

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+package(default_visibility = ["//visibility:public"])