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  QuantumCube Demo — PHP Tokenizer & AST Builder
  The demo that preceded the compiler.
  Pipeline: Source Text → Token Stream → AST
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PHASE 1: TOKENIZATION
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╔═══════════════════════════════════════════════════╗
║  CLFL TOKEN STREAM                               ║
║  QuantumCube Demo — Tokenizer Output             ║
╠═══════════════════════════════════════════════════╣
║  Line  Col   Type          Lexeme                ║
╠═══════════════════════════════════════════════════╣
║  L06   C01   KEYWORD       LOOP                  ║
║  L06   C06   IDENTIFIER    Delta                 ║
║  L06   C12   NUMBER        1000                  ║
║  L07   C01   KEYWORD       FLOW                  ║
║  L07   C06   IDENTIFIER    Alpha                 ║
║  L07   C11   ARROW         ->                    ║
║  L07   C13   IDENTIFIER    Beta                  ║
║  L07   C17   ARROW         ->                    ║
║  L07   C19   IDENTIFIER    Theta                 ║
║  L07   C24   ARROW         ->                    ║
║  L07   C26   IDENTIFIER    Delta                 ║
║  L08   C01   KEYWORD       INIT                  ║
║  L08   C06   IDENTIFIER    holon                 ║
║  L08   C12   LBRACKET      [                     ║
║  L08   C13   NUMBER        1.0                   ║
║  L08   C16   COMMA         ,                     ║
║  L08   C18   NUMBER        0.0                   ║
║  L08   C21   COMMA         ,                     ║
║  L08   C23   NUMBER        0.0                   ║
║  L08   C26   COMMA         ,                     ║
║  L08   C28   NUMBER        0.0                   ║
║  L08   C31   RBRACKET      ]                     ║
║  L09   C01   KEYWORD       XFORM                 ║
║  L09   C07   IDENTIFIER    holon                 ║
║  L09   C13   IDENTIFIER    T1                    ║
║  L10   C01   KEYWORD       FREQ                  ║
║  L10   C06   NUMBER        3.14159               ║
║  L10   C14   UNIT          GHz                   ║
║  L11   C01   KEYWORD       EMIT                  ║
║  L11   C06   IDENTIFIER    holon                 ║
║  L11   C12   IDENTIFIER    display               ║
║  L12   C01   KEYWORD       SYNC                  ║
╠═══════════════════════════════════════════════════╣
║  Total tokens: 32                              ║
╚═══════════════════════════════════════════════════╝

PHASE 2: AST CONSTRUCTION
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╔═══════════════════════════════════════════════════╗
║  CLFL ABSTRACT SYNTAX TREE                       ║
║  QuantumCube Demo — Parser Output                ║
╠═══════════════════════════════════════════════════╣
[PROGRAM] root
  [LOOP_STMT] LOOP (L6)
    [LAYER_REF] Delta (L6)
    [ITER_COUNT] 1000 (L6)
  [FLOW_STMT] FLOW (L7)
    [LAYER_REF] Alpha (L7)
    [LAYER_REF] Beta (L7)
    [LAYER_REF] Theta (L7)
    [LAYER_REF] Delta (L7)
  [INIT_STMT] INIT (L8)
    [HOLON_REF] holon (L8)
    [VECTOR] [1.0, 0.0, 0.0, 0.0] (L8)
  [XFORM_STMT] XFORM (L9)
    [HOLON_REF] holon (L9)
    [MATRIX_REF] T1 (L9)
  [FREQ_STMT] FREQ (L10)
    [FREQ_VALUE] 3.14159 (L10)
    [FREQ_UNIT] GHz (L10)
  [EMIT_STMT] EMIT (L11)
    [HOLON_REF] holon (L11)
    [TARGET] display (L11)
  [SYNC_STMT] SYNC (L12)
╚═══════════════════════════════════════════════════╝

✓ Parse complete. No errors.

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  Summary:
    Source lines:  12
    Tokens:        32
    AST nodes:     22
    Parse errors:  0
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  Next step: pass this AST to QuantumCubeCompiler.php
  to generate 32-bit machine words.
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