better mermaid

slides.md

@@ -135,26 +135,62 @@ title: WMS
 :: content ::
 
 ```mermaid
+%%{init: { 'theme': 'default' }}%%
 flowchart LR;
-WMS((WMS))
-    Users-->ProductionSystem;
-    ProductionSystem-->TransformationSystem;
-    TransformationSystem-->WMS;
-    Users-->CLI;
-    Users-->API;
-    Users-->WebApp;
-    CLI-->WMS;
-    API-->WMS;
-    WebApp-->WMS;
-    WMS-->HTCondorCE;
-    WMS-->ARC-AREX;
-    WMS-->IaaS:Clouds;
-    WMS-->SSH;
-    SSH-->HTCondor;
-    SSH-->SLURM;
-    WMS-->HPCs;
-    HPCs-->SLURM;
-    style WMS fill:#bbf
+WMS[("`**Workload
+Management
+System**`")]
+style WMS fill:#bbf
+TS[("`**Transformation
+System**`")]
+PS[("`**Production
+System**`")]
+HPC["`High
+Perfomance
+Computers`"]
+style HPC fill:#A145
+clusters["`Computer clusters`"]
+style clusters fill:#A145
+CLI["`**CLI**`"]
+API["`**APIs**`"]
+WebApp["`**WebApp**`"]
+Grid_Nodes["Grid"]
+
+style HTCondorCE fill:#F23
+style ARC-AREX fill:#F23
+style libcloud fill:#F23
+style SSH fill:#F23
+style Grid_Nodes fill:#A145
+style Iaas:Clouds fill:#A145
+style HTCondor fill:#F26
+style SLURM fill:#F26
+
+Users-->CLI
+Users-->API
+Users-->WebApp
+Users-->PS
+PS-->TS
+
+CLI-->|jobs|WMS
+API-->|jobs|WMS
+WebApp-->|jobs|WMS
+TS-->|jobs|WMS
+
+WMS-->|pilots|libcloud
+WMS-->|pilots|HTCondorCE
+WMS-->|pilots|ARC-AREX
+WMS-->|pilots|SSH
+
+libcloud-->|VMs starting pilots|Iaas:Clouds
+HTCondorCE-->Grid_Nodes
+ARC-AREX-->Grid_Nodes
+ARC-AREX-->HPC
+SSH-->|pilots|SLURM
+SSH-->|pilots|HTCondor
+SSH-->|pilots|clusters
+SLURM-->HPC
+SLURM-->clusters
+HTCondor-->clusters
 ```
 
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