presentation update

Author: fglock

dev/presentations/German_Perl_Raku_Workshop_2026/slides-part1-intro.md

@@ -70,7 +70,7 @@ JSR-223 is the standard Java scripting API, available since Java 6. It allows bi
 
 **`perlonjava-5.42.0.jar`** — 25 MB, zero external dependencies
 
-```
+```text
 perlonjava.jar
 ├── org/perlonjava/   ← 392 Java compiled classes
 ├── lib/              ← 341 Perl modules (DBI, JSON, HTTP::Tiny…)
@@ -201,7 +201,7 @@ Supports PostgreSQL, MySQL, Oracle, SQLite, H2 — any JDBC driver.
 
 `my $x = 1 + 2` becomes:
 
-```
+```text
 assignment → addition → operands
 ```
 
@@ -222,7 +222,7 @@ PerlOnJava emits bytecode directly via the **ASM library** — no Java source in
 
 ## The Compilation Pipeline
 
-```
+```text
 Perl Source → Lexer → Parser → Syntax Tree → JVM Bytecode → JVM Execution
                                              ↘ Custom Bytecode → Internal VM
 ```
@@ -248,7 +248,7 @@ The dual backend is a common VM design pattern. HotSpot, V8, SpiderMonkey, and C
 **Perl:** `my $x = 10; say $x`
 
 **Generated JVM bytecode** (`./jperl --disassemble`):
-```
+```text
 LDC 10
 INVOKESTATIC RuntimeScalarCache.getScalarInt(I)
 ASTORE 7
@@ -274,7 +274,7 @@ Standard JVM bytecode — optimized by the JVM's JIT compiler at runtime.
 **Same Perl:** `my $x = 10; say $x`
 
 **Generated Internal VM bytecode** (`./jperl --interpreter --disassemble`):
-```
+```text
 Registers: 9
 Bytecode length: 26 shorts
 

dev/presentations/German_Perl_Raku_Workshop_2026/slides-part2-technical.md

@@ -17,12 +17,12 @@ German Perl/Raku Workshop 2026 — Flavio Glock
 ## Compilation Approaches
 
 **Perl 5 (traditional):**
-```
+```text
 Perl Source → Lexer → Parser → OP Tree → Optimizer → Execution
 ```
 
 **PerlOnJava (dual backend):**
-```
+```text
 Perl Source → Lexer → Parser → Syntax Tree → JVM Bytecode → JVM Execution
                                              ↘ Custom Bytecode → Internal VM
 ```
@@ -63,8 +63,7 @@ Perl limits identifiers to 251 code points; ICU4J handles code points rather tha
    - Operator precedence, associativity, ternary, method calls
 
 3. **Operator-specific parsers** (20+ specialized)
-   - `StringParser`, `PackParser`, `SprintfFormatParser`
-   - `NumberParser`, `IdentifierParser`, `SignatureParser`
+   - `StringParser`, `PackParser`, `SignatureParser`
 
 Modular AST: `BlockNode`, `BinaryOperatorNode`, `ListNode` — easy to extend.
 
@@ -148,7 +147,7 @@ my $msg = "Hello $name!\n";
 ```
 
 **Generated AST** (from `./jperl --parse`):
-```
+```text
 BinaryOperatorNode: =
   OperatorNode: my
     OperatorNode: $
@@ -583,7 +582,7 @@ Also: globalIORefs → IO, globalFormatRefs → FORMAT. Slot access: *foo{CODE}
 `require` converts `Module::Name` → `Module/Name.pm`, searches `@INC`, caches in `%INC`.
 
 **300+ modules bundled inside the JAR:**
-```
+```text
 %INC: 'Data/Dumper.pm' =>
   'file:/path/to/perlonjava.jar!/lib/Data/Dumper.pm'
 ```