feat: default ttl and header visibility, and removed unnecessray padding from tab output

testdata/help__list__ok.ct

@@ -11,13 +11,14 @@ Aliases:
 Flags:
   -b, --base64            view binary data as base64
   -o, --format format     output format (table|tsv|csv|markdown|html|ndjson) (default table)
+  -f, --full              show full values without truncation
   -g, --glob strings      Filter keys with glob pattern (repeatable)
       --glob-sep string   Characters treated as separators for globbing (default '/-_.@: ')
-      --header            include header row
   -h, --help              help for list
+      --no-header         suppress the header row
       --no-keys           suppress the key column
+      --no-ttl            suppress the TTL column
       --no-values         suppress the value column
-  -t, --ttl               append a TTL column when entries expire
 List the contents of a store
 
 Usage:
@@ -29,10 +30,11 @@ Aliases:
 Flags:
   -b, --base64            view binary data as base64
   -o, --format format     output format (table|tsv|csv|markdown|html|ndjson) (default table)
+  -f, --full              show full values without truncation
   -g, --glob strings      Filter keys with glob pattern (repeatable)
       --glob-sep string   Characters treated as separators for globbing (default '/-_.@: ')
-      --header            include header row
   -h, --help              help for list
+      --no-header         suppress the header row
       --no-keys           suppress the key column
+      --no-ttl            suppress the TTL column
       --no-values         suppress the value column
-  -t, --ttl               append a TTL column when entries expire

testdata/list__glob__ok.ct

@@ -2,9 +2,11 @@ $ pda set a1@lg 1
 $ pda set a2@lg 2
 $ pda set b1@lg 3
 $ pda ls lg --glob a* --format tsv
-a1	1
-a2	2
+Key	Value	TTL
+a1	1	no expiry
+a2	2	no expiry
 $ pda ls lg --glob b* --format tsv
-b1	3
+Key	Value	TTL
+b1	3	no expiry
 $ pda ls lg --glob c* --> FAIL
 FAIL  cannot ls '@lg': no matches for pattern 'c*'

testdata/remove__dedupe__ok.ct

@@ -1,15 +1,15 @@
 $ pda set foo 1
 $ pda set bar 2
 $ pda ls
- a           echo hello   
-                          
- a1          1            
- a2          2            
- b1          3            
- bar         2            
- copied-key  hidden-value 
- foo         1            
- moved-key   hidden-value
+KEY         VALUE                        TTL        
+a           echo hello (..1 more chars)  no expiry  
+a1          1                            no expiry  
+a2          2                            no expiry  
+b1          3                            no expiry  
+bar         2                            no expiry  
+copied-key  hidden-value                 no expiry  
+foo         1                            no expiry  
+moved-key   hidden-value                 no expiry
 $ pda rm foo --glob "*"
 $ pda get bar --> FAIL
 FAIL  cannot get 'bar': no such key