Add application tracker REST and MCP parity

Add comprehensive Application Tracker REST and MCP coverage, document the MCP workflow, add Markdown/ActionLint checks, bump the release version, and fill all extracted translations.

.markdownlint-cli2.yaml

@@ -0,0 +1,31 @@
+config:
+  default: true
+  MD007: false
+  MD009: false
+  MD010: false
+  MD012: false
+  MD013: false
+  MD001: false
+  MD022: false
+  MD024: false
+  MD025: false
+  MD028: false
+  MD031: false
+  MD032: false
+  MD033: false
+  MD034: false
+  MD036: false
+  MD040: false
+  MD041: false
+  MD046: false
+  MD060: false
+
+frontMatter: "^---[\\s\\S]*?---"
+gitignore: true
+globs:
+  - "**/*.{md,mdx}"
+ignores:
+  - ".design-sync/**"
+  - "node_modules/**"
+  - ".turbo/**"
+  - "dist/**"