diff --git a/.github/copilot-instructions.md b/.github/copilot-instructions.md
index c963f0b6..1d4ec81d 100644
--- a/.github/copilot-instructions.md
+++ b/.github/copilot-instructions.md
@@ -21,9 +21,15 @@ Copilot-focused summary; AGENTS.md is authoritative when they conflict. Read the
 standard in [`standards/`](../standards/) before touching CI, repo settings, or agent
 configuration.
 
-Language-specific rules are applied automatically via files in `.github/instructions/`:
-`typescript`, `javascript`, `python`, `go`, `terraform`, and `shell` — see those files for
-per-language guidance.
+Language-specific rules are applied automatically via files in `.github/instructions/` when you
+open a matching file type. Canonical files in this repo (deployed verbatim to each target repo):
+
+- [`typescript.instructions.md`](instructions/typescript.instructions.md) — strict config, branded types, DDD/CQRS, pino, React, Electron IPC
+- [`javascript.instructions.md`](instructions/javascript.instructions.md) — style, JSDoc type annotations, error handling
+- [`python.instructions.md`](instructions/python.instructions.md) — black/ruff, type annotations, structlog, pytest, GAS companion code
+- [`go.instructions.md`](instructions/go.instructions.md) — naming, gofmt, slog, error wrapping, concurrency, HTTP, testing, security
+- [`terraform.instructions.md`](instructions/terraform.instructions.md) — fmt, tflint, tfsec, trivy, state management, security
+- [`shell.instructions.md`](instructions/shell.instructions.md) — safety flags, ShellCheck, quoting, error handling, Makefile standards
 
 ## Core Development Rules
 
diff --git a/.gitignore b/.gitignore
index 38463791..b5a94cd1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -390,3 +390,8 @@ private.yml
 # End of petry-projects secrets baseline
 # ============================================================================
 .dev-lead/
+.dev-lead/
+.dev-lead/
+.dev-lead/
+.dev-lead/
+.dev-lead/
diff --git a/standards/copilot-instructions-standard.md b/standards/copilot-instructions-standard.md
index a2df7080..39f3ec82 100644
--- a/standards/copilot-instructions-standard.md
+++ b/standards/copilot-instructions-standard.md
@@ -92,6 +92,10 @@ only document what differs or adds detail.
 A repo-level `copilot-instructions.md` MUST include the following sections. Keep the file to
 approximately two pages — concise, specific, and actionable.
 
+The `## Org Standards` section MUST list every language-specific `.instructions.md` file deployed
+to `.github/instructions/` in that repo, each with a one-line scope description. This makes the
+path-specific files discoverable without requiring contributors to browse the directory.
+
 ---
 
 ```markdown
@@ -147,7 +151,19 @@ apply.]
 ## Org Standards
 
 See [petry-projects/.github — AGENTS.md](https://github.com/petry-projects/.github/blob/main/AGENTS.md)
-for full development standards.
+for org-wide development standards.
+
+**Language-specific instructions** (applied automatically by Copilot when you open matching file types):
+
+- [TypeScript / TSX](instructions/typescript.instructions.md) — [strict config, branded types, DDD/CQRS, pino, React/Electron as applicable]
+- [JavaScript](instructions/javascript.instructions.md) — [style, JSDoc, error handling]
+- [Go](instructions/go.instructions.md) — [naming, gofmt, slog, error wrapping, concurrency, testing]
+- [Shell](instructions/shell.instructions.md) — [safety flags, ShellCheck, quoting, error handling]
+- [Python](instructions/python.instructions.md) — [black/ruff, type annotations, structlog, pytest]
+- [Terraform](instructions/terraform.instructions.md) — [fmt, tflint, security scanning, state management]
+
+_List only the files actually deployed to `.github/instructions/` for this repo.
+Omit this block entirely if no language instruction files were deployed._
 ```
 
 ---
@@ -162,6 +178,7 @@ for full development standards.
 - Coverage thresholds and testing tools specific to this repo
 - Architecture patterns unique to this repo (e.g., Electron IPC conventions, GAS extraction pattern)
 - Any rule that overrides or refines the org-level defaults
+- Links to every language-specific `.instructions.md` file deployed to `.github/instructions/`, each with a one-line scope description (list only files that are actually present)
 
 **Do NOT include in repo-level instructions:**
 
@@ -169,6 +186,7 @@ for full development standards.
 - Rules already covered in language-specific `.instructions.md` files
 - Content already documented in `AGENTS.md`
 - Secrets, API keys, credentials, or example tokens with real values
+- Links to language instruction files that were not deployed to this repo's `.github/instructions/`
 
 ## Content Quality Rules