Add GDPR API call information links to Perl examples and .env.example

- Added URL for GDPR compliance details across Perl examples, `AGENTS.md`, and `.env.example`.

Author: datalogics-kam

Perl/.env.example

@@ -1,3 +1,4 @@
 PDFREST_API_KEY=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx
 # Optional: Override API base URL (default https://api.pdfrest.com)
-# PDFREST_URL=https://eu-api.pdfrest.com/
+# PDFREST_URL=https://eu-api.pdfrest.com/
+# For more information visit https://pdfrest.com/pricing#how-do-eu-gdpr-api-calls-work

Perl/AGENTS.md

@@ -17,6 +17,7 @@
   - `perl "Endpoint Examples/Multipart Payload/rasterized-pdf.pl" /path/to/input.pdf`
 - Capture output to file: append `> response.json`
 
+
 ## Coding Style & Naming Conventions
 - Indentation: 4 spaces; enable `use strict; use warnings; use utf8;` at top.
 - Naming: `snake_case` for files/variables; script names mirror endpoints (e.g., `markdown.pl`).
@@ -72,6 +73,7 @@ Template:
 # - Set PDFREST_API_KEY=your_api_key_here
 # - Optional: set PDFREST_URL to override the API region. For EU/GDPR compliance and proximity, use:
 #     PDFREST_URL=https://eu-api.pdfrest.com
+# For more information visit https://pdfrest.com/pricing#how-do-eu-gdpr-api-calls-work
 #
 # Usage:
 #   perl "<relative path to this file>" /path/to/input.pdf

Perl/Complex Flow Examples/merge-different-file-types.pl

@@ -20,6 +20,7 @@
 # - Set PDFREST_API_KEY=your_api_key_here
 # - Optional: set PDFREST_URL to override the API region. For EU/GDPR compliance and proximity, use:
 #     PDFREST_URL=https://eu-api.pdfrest.com
+# For more information visit https://pdfrest.com/pricing#how-do-eu-gdpr-api-calls-work
 #
 # Usage:
 #   perl "Complex Flow Examples/merge-different-file-types.pl" /path/to/file1 /path/to/file2 [/path/to/file3 ...]

Perl/Endpoint Examples/JSON Payload/markdown.pl

@@ -20,6 +20,7 @@
 # - Set PDFREST_API_KEY=your_api_key_here
 # - Optional: set PDFREST_URL to override the API region. For EU/GDPR compliance and proximity, use:
 #     PDFREST_URL=https://eu-api.pdfrest.com
+# For more information visit https://pdfrest.com/pricing#how-do-eu-gdpr-api-calls-work
 #
 # Usage:
 #   perl "Endpoint Examples/JSON Payload/markdown.pl" /path/to/input.pdf

Perl/Endpoint Examples/JSON Payload/rasterized-pdf.pl

@@ -18,6 +18,7 @@
 # - Set PDFREST_API_KEY=your_api_key_here
 # - Optional: set PDFREST_URL to override the API region. For EU/GDPR compliance and proximity, use:
 #     PDFREST_URL=https://eu-api.pdfrest.com
+# For more information visit https://pdfrest.com/pricing#how-do-eu-gdpr-api-calls-work
 #
 # Usage:
 #   perl "Endpoint Examples/JSON Payload/rasterized-pdf.pl" /path/to/input.pdf

Perl/Endpoint Examples/Multipart Payload/markdown.pl

@@ -17,6 +17,7 @@
 # - Set PDFREST_API_KEY=your_api_key_here
 # - Optional: set PDFREST_URL to override the API region. For EU/GDPR compliance and proximity, use:
 #     PDFREST_URL=https://eu-api.pdfrest.com
+# For more information visit https://pdfrest.com/pricing#how-do-eu-gdpr-api-calls-work
 #
 # Usage:
 #   perl "Endpoint Examples/Multipart Payload/markdown.pl" /path/to/input.pdf

Perl/Endpoint Examples/Multipart Payload/rasterized-pdf.pl

@@ -17,6 +17,7 @@
 # - Set PDFREST_API_KEY=your_api_key_here
 # - Optional: set PDFREST_URL to override the API region. For EU/GDPR compliance and proximity, use:
 #     PDFREST_URL=https://eu-api.pdfrest.com
+# For more information visit https://pdfrest.com/pricing#how-do-eu-gdpr-api-calls-work
 #
 # Usage:
 #   perl "Endpoint Examples/Multipart Payload/rasterized-pdf.pl" /path/to/input.pdf