docs: add in-page nav, change title to match left nav better (#30093)
docs: add in-page nav, change title to match left nav better (#30093)

PR Close #30093

petebacondarwin/angular,sarunint/angular,jasonaden/angular,Brocco/angular,blesh/angular,sarunint/angular,shairez/angular,Toxicable/angular,blesh/angular,mgechev/angular,IdeaBlade/angular,manekinekko/angular,petebacondarwin/angular,brandonroberts/angular,Brocco/angular,sarunint/angular,angular-indonesia/angular,mlaval/angular,jasonaden/angular,matsko/angular,matsko/angular,wKoza/angular,Brocco/angular,mgechev/angular,snaptech/angular,jasonaden/angular,angular/angular,Toxicable/angular,mhevery/angular,manekinekko/angular,vikerman/angular,mgechev/angular,Brocco/angular,mhevery/angular,JiaLiPassion/angular,alexeagle/angular,manekinekko/angular,gnomeontherun/angular,angular/angular,ocombe/angular,snaptech/angular,Brocco/angular,mprobst/angular,mhevery/angular,filipesilva/angular,brandonroberts/angular,IdeaBlade/angular,filipesilva/angular,manekinekko/angular,petebacondarwin/angular,angular/angular,wKoza/angular,jasonaden/angular,gdi2290/angular,gnomeontherun/angular,alxhub/angular,mlaval/angular,mgechev/angular,gdi2290/angular,alexeagle/angular,gnomeontherun/angular,StephenFluin/angular,IdeaBlade/angular,ocombe/angular,ocombe/angular,brandonroberts/angular,filipesilva/angular,IdeaBlade/angular,alexeagle/angular,Toxicable/angular,gkalpak/angular,sarunint/angular,alexeagle/angular,brandonroberts/angular,ocombe/angular,wKoza/angular,blesh/angular,brandonroberts/angular,ocombe/angular,wKoza/angular,StephenFluin/angular,manekinekko/angular,Toxicable/angular,shairez/angular,shairez/angular,petebacondarwin/angular,JiaLiPassion/angular,filipesilva/angular,snaptech/angular,gkalpak/angular,ocombe/angular,gdi2290/angular,snaptech/angular,petebacondarwin/angular,blesh/angular,mhevery/angular,filipesilva/angular,matsko/angular,wKoza/angular,angular-indonesia/angular,alxhub/angular,snaptech/angular,mhevery/angular,matsko/angular,shairez/angular,gdi2290/angular,wKoza/angular,gdi2290/angular,vikerman/angular,gdi2290/angular,vikerman/angular,jasonaden/angular,vikerman/angular,JiaLiPassion/angular,vikerman/angular,angular-indonesia/angular,Brocco/angular,sarunint/angular,shairez/angular,JiaLiPassion/angular,mprobst/angular,blesh/angular,mgechev/angular,alxhub/angular,mprobst/angular,Toxicable/angular,alxhub/angular,mprobst/angular,IdeaBlade/angular,mlaval/angular,snaptech/angular,mprobst/angular,alexeagle/angular,mprobst/angular,StephenFluin/angular,angular-indonesia/angular,mhevery/angular,Toxicable/angular,gkalpak/angular,angular/angular,brandonroberts/angular,vikerman/angular,StephenFluin/angular,alexeagle/angular,jasonaden/angular,mlaval/angular,gkalpak/angular,StephenFluin/angular,manekinekko/angular,gnomeontherun/angular,petebacondarwin/angular,sarunint/angular,alxhub/angular,mlaval/angular,matsko/angular