Use common pre-commit snippet.

The one for Docker projects. Address issues.

.pre-commit-config.yaml

-# vim:ff=unix ts=2 sw=2 ai expandtab
 ---
 repos:
-  - repo: https://github.com/pre-commit/pre-commit-hooks
+  - repo: https://github.com/pre-commit/pre-commit-hooks.git
     rev: v3.4.0
     hooks:
       - id: check-added-large-files
+      - id: check-executables-have-shebangs
       - id: check-merge-conflict
-      - id: detect-private-key
+      - id: check-symlinks
       - id: trailing-whitespace
 
+  - repo: https://github.com/Yelp/detect-secrets
+    rev: v0.14.3
+    hooks:
+      - id: detect-secrets
+
   - repo: https://github.com/adrienverge/yamllint
     rev: v1.25.0
     hooks:
       - id: yamllint
 
-  - repo: https://github.com/amperser/proselint
+  - repo: https://github.com/amperser/proselint/
     rev: 0.10.2
     hooks:
       - id: proselint
         types: [plain-text]
         exclude: LICENSE
 
-  - repo: https://git.shore.co.il/nimrod/docker-pre-commit.git
+  - repo: https://github.com/executablebooks/mdformat.git
+    rev: 0.5.3
+    hooks:
+      - id: mdformat
+
+  - repo: https://git.shore.co.il/nimrod/shell-pre-commit.git
+    rev: v0.6.0
+    hooks:
+      - id: shell-lint
+
+  - repo: https://github.com/shellcheck-py/shellcheck-py.git
+    rev: v0.7.1.1
+    hooks:
+      - id: shellcheck
+
+  - repo: https://git.shore.co.il/nimrod/docker-pre-commit.git/
     rev: v0.3.0
     hooks:
       - id: hadolint
+      - id: docker-compose

README.md

@@ -17,7 +17,7 @@ This software is licensed under the MIT license (see `LICENSE.txt`).
 
 ## Author Information
 
-Nimrod Adar, [contact me](mailto:nimrod@shore.co.il) or visit my [website](
-https://www.shore.co.il/). Patches are welcome via [`git send-email`](
-http://git-scm.com/book/en/v2/Git-Commands-Email). The repository is located
-at: <https://git.shore.co.il/explore/>.
+Nimrod Adar, [contact me](mailto:nimrod@shore.co.il) or visit my
+[website](https://www.shore.co.il/). Patches are welcome via
+[`git send-email`](http://git-scm.com/book/en/v2/Git-Commands-Email). The repository
+is located at: <https://git.shore.co.il/expore/>.