diff --git a/.circleci/config.yml b/.circleci/config.yml
deleted file mode 100644
index a174c25..0000000
--- a/.circleci/config.yml
+++ /dev/null
@@ -1,158 +0,0 @@
-version: 2.1
-
-orbs:
-  golang: cci-orb/golang@volatile
-  codecov: codecov/codecov@volatile
-
-command_vars:
-  - cache_key: &cache_key gomod-<< parameters.go-version >>-{{ checksum "go.mod" }}-{{ checksum "go.sum" }}
-  - cache_tools_key: &cache_tools_key tools-<< parameters.go-version >>-{{ checksum "tools/go.mod" }}-{{ checksum "tools/go.sum" }}
-
-commands:
-  restore_dependencies:
-    parameters:
-      go-version:
-        type: string
-    steps:
-      - restore_cache:
-          name: "Restore module dependencies cache"
-          keys:
-            - *cache_key
-      - restore_cache:
-          name: "Restore dependencies tools"
-          keys:
-            - *cache_tools_key
-      - run:
-          name: "Download project modules"
-          command: |
-            go mod download
-
-  save_dependencies:
-    parameters:
-      go-version:
-        type: string
-    steps:
-      - save_cache:
-          name: "Save module cache"
-          key: *cache_key
-          paths:
-            - /go/pkg/mod/cache
-      - save_cache:
-          name: "Save dependencies tools"
-          key: *cache_tools_key
-          paths:
-            - /go/bin/
-      - run:
-          name: "go mod vendor"
-          command: |
-            go mod vendor
-
-  setup:
-    steps:
-      - checkout
-      - run:
-          name: Check versions
-          command: |
-            go version
-            go env
-      - run:
-          name: "Parse CPUs"
-          command: |
-            # https://circleci.com/changelog#container-cgroup-limits-now-visible-inside-the-docker-executor
-            CPUS="$(echo $(($(cat /sys/fs/cgroup/cpu/cpu.shares) / 1024)))"
-            echo "export CPUS=${CPUS}" >> $BASH_ENV
-  install_tools:
-    steps:
-      - run:
-          name: "Download project tool dependencies"
-          command: |
-            if [ -z $(find /go/bin/ -mindepth 1 -type f -executable | head -1) ]; then
-              make -j${CPUS} tools GOBIN=/go/bin
-            fi
-
-  set_goflags:
-    steps:
-      - run:
-          name: "Parse CPUs"
-          command: |
-            echo "export GOFLAGS='-p=${CPUS} -cpu=${CPUS}'" >> $BASH_ENV
-
-jobs:
-  test:
-    parameters:
-      go-version:
-        type: string
-    docker:
-      - image: golang:<< parameters.go-version >>
-        auth:
-          username: $DOCKERHUB_USER
-          password: $DOCKERHUB_PASSWORD
-    working_directory: /go/src/go.lsp.dev/uri
-    resource_class: medium
-    steps:
-      - restore_dependencies:
-          go-version: << parameters.go-version >>
-      - install_tools
-      - save_dependencies:
-          go-version: << parameters.go-version >>
-      - set_goflags
-      - run:
-          name: Test and take a coverage
-          environment:
-            GOTESTSUM_FORMAT: standard-verbose
-            GOTESTSUM_JUNITFILE: /tmp/test-results/tests.xml
-            GOTESTSUM_JSONFILE: /tmp/test-results/tests.json
-          command: |
-            mkdir -p /tmp/test-results
-            make coverage
-      - codecov/upload:
-          file: "coverage.out"
-          when: on_success
-
-  lint:
-    parameters:
-      go-version:
-        type: string
-    docker:
-      - image: golang:<< parameters.go-version >>
-        auth:
-          username: $DOCKERHUB_USER
-          password: $DOCKERHUB_PASSWORD
-    working_directory: /go/src/go.lsp.dev/uri
-    resource_class: medium
-    steps:
-      - restore_dependencies:
-          go-version: << parameters.go-version >>
-      - install_tools
-      - save_dependencies:
-          go-version: << parameters.go-version >>
-      - run:
-          name: Run fmt and lint for sources
-          command: |
-            make lint
-            git add -N . && git diff --exit-code
-
-workflows:
-  version: 2
-  workflows:
-    jobs:
-      - test:
-          context: org-global
-          matrix:
-            parameters:
-              go-version: ["1.15-buster", "1.16-rc-buster"]
-          pre-steps:
-            - setup
-          post-steps:
-            - store_test_results:
-                path: /tmp/test-results
-            - store_artifacts:
-                path: /tmp/test-results
-
-      - lint:
-          context: org-global
-          matrix:
-            parameters:
-              go-version: ["1.15-buster"]
-          pre-steps:
-            - setup